Daniel S. KirschbaumInstituto Nacional de Tecnología Agropecuaria | inta · Programa Nacional Hortalizas
Daniel S. Kirschbaum
Ph.D. Plant Biology
INTA's Hort Program Manager. UNT Horticulture Associate Professor
About
206
Publications
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Introduction
Research and extension in small fruit crops and vegetable crops, with emphasis in sustainable agricultural intensification.
Additional affiliations
May 2019 - present
Universidad Nacional de Tucuman - Facultad de Agronomia y Zootecnia
Position
- Professor (Associate)
Description
- Horticulture course, in the 5th year of Agronomy career.
November 1993 - present
Position
- Researcher
Description
- Research and extensión. Plant ecophysyilogy, biological control, plant protection, plant nutrition, biofertilizers, agroecology, sustainable horticulture, small farmers, berries, strawberries, blueberries, blackberries, vegetables.
Education
August 2018 - October 2019
September 2001 - December 2005
September 1996 - December 1998
Publications
Publications (206)
Fruit and vegetable crops are affected by numerous arthropods, including aphids and thrips. Hoverfly adults are important pollinators, and their larvae are mainly aphid predators. Molecular studies on the stomach contents of larvae allowed to associate hoverflies with the consumption of other soft-bodied arthropods, including thrips, with few recor...
Native parasitoids are potential tools for the biological control of invasive exotic pests, such as the frugivorous flies spotted-wing drosophila, Drosophila suzukii Matsumura, and African fig fly, Zaprionus indianus Gupta (both Diptera: Drosophilidae). Following biological invasions, the establishment of exotic species may be restricted, among oth...
The Asian Drosophila suzukii (Matsumura) (Diptera: Drosophilidae) is a harmful invasive pest widespread throughout Argentinian fruit-producing regions. It coexists with both pests, the sub-Saharan African Ceratitis capitata (Wiedemann) and the Neotropical-native Anastrepha fraterculus (Wiedemann) (both Diptera: Tephritidae), in northwestern Argenti...
Drosophila suzukii (Matsumura) is an invasive pest mainly affecting berry and stone fruit crops worldwide. In Argentina, it inhabits fruit-growing regions. An eco-friendly management strategy involves biological control by using resident natural enemies, such as the Neotropical-native pupal parasitoid Trichopria anastrephae Lima (Ta). The study com...
Drosophila suzukii (Matsumura) (Diptera: Drosophilidae), commonly known as spotted-wing drosophila or SWD, is an invasive, severe, and damaging pest, which is able to inflict huge economic losses on soft thinskinned fruits worldwide. Argentina was not excluded from the rapid invasion of this new and aggressive pest. Berries and cherries are among t...
Syrphid larvae are effective biological control agents in numerous crops due to their voracity, and they are used in both augmentative and conservation- based strategies within horticultural systems. This study conducted laboratory trials to ascertain the predation rate of Allograpta exotica (Wiedemann) (Diptera: Syrphidae) on Chaetosiphon fragaefo...
The Southeast Asian–native Drosophila suzukii (Matsumura) (Diptera: Drosophilidae), also known as “spotted-wing Drosophila,” is one of the most globally invasive agricultural species. Although D. suzukii is a pest spread throughout all the Argentinian fruit-growing regions, few information has been published on its impact on local fruit production....
Non-crop host plants inhabiting wild vegetation areas surrounding crops strongly influence the dynamics and abundance of polyphagous pest fruit flies, including Ceratitis capitata (Cc), Drosophila suzukii (Ds), and Anastrepha fraterculus (Af). The two former species are dangerous invasive pests widespread in all Argentinean fruit-producing regions,...
Drosophila suzukii (Matsumura) (Diptera: Drosophilidae), world-renowned as spotted-wing drosophila, is an invasive pest mainly affecting healthy, soft and stone fruit crops throughout Argentinian fruit-growing regions. Natural environments overgrown by exotic feral host plants apparently favour D. suzukii proliferation. This is common in the subtro...
La superficie cultivada con frutilla (Fragaria x ananassa Duch.) orgánica en Argentina asciende a ~300 ha, siendo su principal destino la exportación como fruta congelada. Sin embargo, todavía existe un debate sobre las diferencias en los parámetros nutricionales y de calidad de los cultivos orgánicos y convencionales. Check LINKED DATA for the ful...
The African fig fly (Zaprionus indianus Gupta; Diptera: Drosophilidae) was recently reported infesting fruit in commercial raspberry (Rubus idaeus L.) orchards of northwestern Argentina (an important berry exporting region), representing a latent threat to farmers and the regional economy. The objective of this work was to determine Z. indianus pop...
The two-spotted spider mite, Tetranychus urticae Koch (TSSM), is a key global pest of the strawberry crop, difficult to control, that threatens the Argentinian strawberry industry. The relationship between TSSM density in strawberry leaves and histofoliar characteristics of two cultivars: ‘Petaluma’ and ‘San Andreas’, chosen for their high and low...
Tucumán es una de las principales provincias productoras de frutilla. Este cultivo es afectado por numerosos artrópodos, siendo las plagas más frecuentes los ácaros, trips y pulgones. El objetivo de este trabajo fue relevar los enemigos naturales de pulgones en la vegetación espontánea asociada al cultivo de frutilla en Tucumán. Complejo de pulgone...
Los sírfidos cumplen un importante rol como controladores de plagas. Para estudiar su biología es necesario contar con crías estables de laboratorio para ensayos. Este trabajo plantea evaluar diferentes densidades larvales para optimizar su cría. En base a los resultados obtenidos se concluye que el mejor tratamiento es T3. Se puede agregar que de...
Neopestalotiopsis clavispora es el agente causal de la podredumbre de raíces y corona en frutilla o fresa, una enfermedad emergente, que causa daños severos a este cultivo. Se planteó evaluar alternativas biológicas para control de esta enfermedad, en un contexto tendiente a reducir el uso de agroquímicos. Se probaron dos cepas de Trichoderma (INTA...
Las estrategias de manejo mixto permitieron reducir 50% la dosis de fertilizantes químicos, lo cual influyó positivamente en la calidad del fruto. La fertilización química complementada con la biofertilización contribuye a la sostenibilidad del agroecosistema frutilla.
Bajo idénticas condiciones agroecológicas y nutricionales, se observan diferencias en la calidad de la fruta de los diferentes cultivares lo que permitirá al productor elegir en función de las preferencias del mercado o destino de la fruta. Estos resultados se complementarán con estudios relacionados con la vida de poscosecha de frutilla
Strawberry (Fragaria x ananassa Duch.) production in Argentina takes place in a wide environmental range, being characterized by the coexistence of different production systems, limitations to technology access by small-scale growers, and by the foreign origin of the cultivars used. In 2021, a study was conducted to evaluate the adaptability of a s...
The objective of the study was to analyze the preference of the native endoparasitoid G. pellenaroi (Gp) (Figitidae: Eucoilinae) for Anastrepha fraterculus (Af), Ceratitis capitata (Cc) (Diptera: Tephritidae) or Drosophilasuzukii (Ds) (Diptera: Drosophiidae). Host choice and non-host choice tests were performed under lab-conditions.
The subtropical northwest of Argentina is the major exporter of strawberries in the
country, whose main pests are spider mites, thrips and aphids. Periodical surveys
conducted on commercial and experimental strawberry farms during the last 25 years
reveal a rich beneficial arthropod fauna.
The pupal endoparasitoid native to the Neotropics Trichopria anastrephae (Ta) (Hymenoptera: Diapriidae) has been reported to attack Drosophilidae, with fragmented information on its potential as SWD and/or Zi biobiocontrol agent
The
objective of this work was to evaluate the feeding behavior of A. exotica for its
use as a biological control agent of the main pests in fruit and vegetable crops
in northern Argentina, under controlled laboratory conditions.
El objetivo de este estudio fue realizar un análisis del ciclo de vida anual de la "cuna a la puerta del campo" en un cultivo típico de frutilla (Fragaria x ananassa Duch.) de la provincia de Tucumán (zona pedemontana de Lules). Para el inventario del ciclo de vida (LCI), los datos primarios se recopilaron a través de entrevistas a productores agr...
Ceratitis capitata (Wiedemann) (Diptera: Tephritidae), known as Medfly, is a severe agricultural invasive pest in Argentinian fruit-producing regions. The native habitat disturbance and introduction and spread of exotic host plants strongly favored Medfly proliferation. This scenario is common throughout the northern subtropical citrus-growing regi...
Argentina's organic blueberry exports are approximately 2,200 t, which is mainly shipped to North America, Europe, and SouthEast Asia, mostly from September to November (spring). Organic fresh blueberries range third in volume of organic fruits exported, behind pears and apples. The spotted wing Drosophila (SWD) is an exotic pest that increasingly...
El objetivo del trabajo fue conocer la diversidad y abundancia de artrópodos fitófagos y entomófagos en la vegetación espontánea adyacente a cultivos de frutilla en la región de los valles mesotérmicos de la provincia de Jujuy, en el noroeste de Argentina.
Understanding the mechanisms associated with the coexistence of competing parasitoid species is critical in approaching any biological control strategy against the globally invasive pest spotted-wing drosophila (=SWD), Drosophila suzukii (Matsumura). This study assessed the coexistence of two resident pupal parasitoids, Trichopria anastrephae Lima...
Argentina exports approximately 10,500,000 kg of blueberries (Vaccinium corymbosum) anually, with Tucumán being one of the main blueberry producer and exporter province, with 1354 ha, representing 46% of Argentina’s blueberry acreage. Drosophila suzukii (Diptera: Drosophilidae), commonly known as SWD, is an endemic pest of Southeast Asia that cause...
El presente trabajo tiene como objetivo establecer la
distribución de A. exotica en Argentina a partir de material depositado en colecciones públicas (Instituto
de Entomología de la Fundación Miguel Lillo, Museo Argentino de Ciencias Naturales “Bernardino Rivadavia”,
Museo de La Plata y Facultad de Ciencias Agrarias de la Universidad Nacional del C...
El objetivo de este trabajo fue determinar la distribución espacial y temporal de D. suzukii desde Noviembre 2020 a Mayo 2022 en los cuatros principales “berries”
implantados en Tucumán. Se seleccionó una finca orgánica ubicada en Tucumán, Argentina, dedicada a la producción de frambuesa (Rubus idaeus L), zarzamora (Rubus fruticosus L.), frutilla (...
Editorial del fascículo de la Revista IDIA21 (Octubre 2022), dedicado a la horticultura argentina, que analiza la realidad y perspectivas de la horticultura mundial y nacional, desde la mirada del Programa Nacional Hortalizas, Flores, Aromáticas y Medicinales del INTA.
En 2021, se evaluó la adaptabilidad de un grupo de variedades de frutilla (fresa, Fragaria x ananassa Duch.) a dos condiciones de cultivo contrastantes en Tucumán (Argentina), procurando profundizar el conocimiento sobre la respuesta del genotipo a condiciones de cultivo subóptimas.
In 2021, the adaptability of a group of strawberry cultivars to tw...
El cultivo de arveja (Pisum sativum L.) para industria experimenta cambios a nivel de manejo, genética y tecnologías por las expectativas comerciales nacionales e internacionales. La Red Nacional de Arveja de INTA cedió material para ensayos en 2021. Se buscó evaluar variedades de arveja para industria en siembra tardía y diferentes densidades de s...
Ceratitis capitata (Wiedemann) (Diptera: Tephritidae) and Drosophila suzukii (Matsumura) (Diptera: Drosophilidae) are two severe invasive pests widespread in all Argentinean fruit-producing regions. Both coexist with the Neotropical pest Anastrepha fraterculus (Wiedemann) (Diptera: Tephritidae) in northern Argentina. The northwestern region shelter...
Este capítulo describe la producción de lechuga en diferentes provincias argentinas, entre ellas Tucumán.
El objetivo de este trabajo fue relevar las especies de pulgones presentes en cultivo de frutilla (fresa) bajo un sistema de producción agroecológica.
Datos estadísticos sobre superficie cultivada con frutilla en 2022, por provincia, calendario de cosecha, y ventajas/oportunidades/estrategias competitivas de las principales zonas de producción de Argentina
En los ensayos realizados, las plantas sometidas a este manejo tuvieron un incremento del 57% de la producción en la primera cosecha con respecto al esquema de fertilización convencional. Las variedades que primero entraron en producción en el presente ciclo productivo (San Andreas, Monterey, Rábida y Rikas) fueron las que experimentaron incremento...
Salvo algunas excepciones, la provincia no dispone de estadísticas confiables sobre producción y superficie hortícola que puedan tomarse como referencia y resulten útiles para la toma de decisiones.
Heterospecific and conspecific host discrimination, and super- and multiparasitism by the neotropical figitid Ganaspis pelleranoi were determined using 6-d-old Ceratitis capitata larvae in choice trials, where alternatives such as hosts previously parasitised by the exotic braconid Diachasmimorpha longicaudata, or by conspecific G. pelleranoi, and/...
Presence and population fluctuation of Zaprionus indianus (Diptera: Drosophilidae) in organic raspberry crops during the summer-autumn period in the foothills of Tucumán (Argentina)
Raspberries (Rubus idaeus L.) are one of the temperate climate fruits with the highest price in the fresh market and in high demand by the food industry. Argentina prod...
La producción de frutilla (Fragaria x ananassa Duch.) en Argentina ocurre de primavera a otoño en regiones de latitud media a alta (sur del país, cultivo bienal), y de otoño a primavera en regiones de latitud baja (norte del país, cultivo anual). La Drosophila de alas manchadas (SWD), Drosophila suzukii Matsumura (Diptera: Drosophilidae), se regist...
The two-spotted spider mite (Tetranychus urticae Koch) is the main pest of strawberry crops (Fragaria × ananassa Duch.) worldwide (losses of up to 80%). The attack begins on the underside of old leaves, causing loss of chlorophyll and reduction of the photosynthetic rate, foliar development, and fruit quantity and quality. The limitations of chemic...
El objetivo de este trabajo fue determinar la fauna fitófaga y benéfica predominante en dos agroecosistemas de frutilla en Tucumán, Argentina. Nuestros resultados coinciden con los registros de artropofauna benéfica presentes en la región y confirma su estabilidad en el sistema, siendo esto último importante de considerar para el desarrollo de estr...
La fresa pertenece a la familia Rosaceae. Deriva de un cruzamiento entre F. virginiana y F. chiloensis, en Francia, 1765. El género Fragaria incluye 27 especies, las cuales en su gran mayoría se encuentran en zonas templadas del hemisferio norte y constituyen un incalculable reservorio de genes para programas de mejora genética. El desarrollo veget...
El cultivo de la fresa involucra una serie de etapas que, con cierta flexibilidad, son indispensables para la obtención de frutas de óptima calidad, en un marco de sustentabilidad. Estas etapas pueden ordenarse de una manera más o menos secuencial, siendo las mismas: elección del terreno, preparación del suelo, construcción de camellones, fertiliza...
Response of the early-production potato (Solanum tuberosum L.) crop to application of manures of different origin. T1 conventional (growers) 200 Kg/ha urea + 100 Kg/ha 18-46-00; T2 goat manure (14,3 t/ha) and T3 chicken manure (7,15 t/ha). There were statisc differences between treatments in terms of tuber fresh weight: T1(123,65) y T2(118,07). In...
Strawberry pest control depends mostly on agrochemicals. To reverse this situation, the spontaneous vegetation of the strawberry agroecosystem, hoverflies and associated phytophages (P) were studied. Every fortnight, samples were carried out in experimental strawberry plots with agroecological management (INTA Famaillá; 27º03'S, 65º25'W, Tucumán),...
El objetivo de este estudio fue evaluar la sanidad de plantines de fresa (Fragaria x ananassa) de reciente introducción en el escenario productivo de Tucumán. Para ello se realizó una prospección de plantines que fueron recogidos justo antes de plantar. Los genotipos estudiados fueron Monterey, Rociera y Rábida, Camino real, Fronteras, Benicia, Pet...
La mosca de la higuera, Zaprionus indianus Gupta (Zi) (Diptera: Drosophilidae),
reportada recientemente en 2021 infestando frambuesas (Rubus idaeus L.) en el
pedemonte tucumano, representa una amenaza latente para los cultivos de la región.
Actualmente, el pedemonte es una de las zonas de mayor producción y exportación de
berries de Argentina m...
Debido a las condiciones ambientales que posee, el pedemonte tucumano es una de
las regiones de mayor producción y exportación de berries de Argentina. La mosca de
la higuera Zaprionus indianus Gupta (Diptera: Drosophilidae), puede ser considerada
una plaga potencial, infesta principalmente frutos dañados de alrededor de 80
especies de plantas....
Situado al oeste de la provincia de Tucumán y a 2000 msnm, Tafí del Valle es
considerado un potencial polo de producción de berries por sus características
agroecológicas. Zaprionus indianus Gupta (Diptera: Drosophilidae) o mosca de la
higuera, nativa del África subsahariana, citada recientemente el 25/02/2021 afectando
cultivos de frambuesas e...
Se analizó la relación entre la densidad de T. urticae en hojas de frutilla y las características histofoliares de dos cultivares: 'Petaluma' (PE) y 'San Andreas' (SA), escogidos por su mayor y menor tolerancia a AR, respectivamente. Los resultados indicaron que la densidad de arañuelas en PE fue < que en SA, y que PE mostró > densidad de cristales...
Tetranychus urticae is the key pest of the strawberry crop (Fragaria x ananassa Duch.). The objective of this work was to determine the preference of T. urticae for different strawberry cultivars. Tetranychus urticae was present throughout the crop cycle with maximum abundance values in October. Three groups of varietal preference (susceptibility)...
The objective of this work was to determine the tritrophic relationship between strawberry, T. urticae and beneficial arthropods, present in the strawberry agroecosystem in Tucumán (Argentina). Tetranychus urticae was present throughout the crop cycle with maximum abundance values in October. The beneficial arthropod fauna was made up entirely of p...
El objetivo de esta revisión es destacar y poner en prospectiva el potencial y la factibilidad que tiene el cultivo de especies nativas de las Yungas subandinas, Physalis peruvianay P. pubescens,en Argentina.Ambas producen frutos de similares características entre sí, siendo casi indistinguibles. Algunas denominaciones del fruto son Physalis, uchuv...
La información estadística sobre las producciones es un insumo fundamental para el desarrollo de políticas públicas que las beneficien. En el caso de las producciones hortícolas, su dinámica y diversidad, hacen más difícil la cuantificación y actualización de información. Esto se profundiza más cuando son producciones de amplia distribución territo...
The eucoiline species Ganaspis brasiliensis (von Ihering) (Hymenoptera: Figitidae) is recorded for the first time in Argentina, with confirmation of parasitism of Drosophila suzukii (Matsumura) infesting healthy raspberry fruit (Rubus idaeus L. cv. “Heritage”) still on the plant. Drosophila suzukii puparia were recovered from fruit collected in an...
The objectives of this work was to detect the presence of SWD in blueberry crops in Tucumán and to study its distribution in the main blueberry production areas of the province, during the fruiting season. A survey was carried out in 2015 in a blueberry orchard in Lules department (fruit sampling), and continued from 2016 to 2018 in Lules, Chicliga...
SWD invasion to Argentina encouraged studies aimed to explore the presence of local parasitoids that would contribute to an environmentally sound management of the pest. Up to now, as result of these studies, several hymenopteran parasitoid species have been identified in blueberry and other berry crops, in Argentina.
Ecology and biology of Drosophila suzukii in contrasting environments of northwestern Argentina
Parasitoids associated to the invasive pests Drosophila suzukii and Ceratitis capitata en Tucumán, Argentina.
This is the first study to provide results on the Lp1905 cell-free supernatant as a potential biocontrol agent against mycelium and conidia of blueberry postharvest pathogens.
Tucumán leads the export of frozen strawberries and the production of early-season strawberries in Argentina. To stay competitive in both markets, varietal renewal is a fundamental factor. The incorporation of new genetic materials allows diversifying the varietal spectrum, detecting those with superior performance, health and quality. The objectiv...
The incorporation of new strawberry (Fragaria x ananassa Duch.) cultivars allows diversifying the varietal spectrum, detecting materials with better productive and sanitary performance, and of higher quality, for both the fresh market and for processing, favoring the development of several regional economies of the country. The objective of this st...
Tucumán leads Argentina's winter strawberry production and frozen strawberry exports. To keep competent in these markets, varietal renewal is a key factor. The incorporation of new strawberry cultivars allows diversifying the varietal spectrum, detecting superior materials in yield, health and quality. The objective of this trial was to evaluate fr...
Studies were conducted to broaden the current knowledge on seasonality, richness, abundance, and role of syrphids flies in the greenhouse pepper agroecosystem (GPA) in northwestern Argentina. In the GPA, a great richness (54 species) and abundance (517 individuals) of syrphids were found within Syrphinae (40 species; 443 individuals) and Eristalina...
Drosophila suzukii (Matsumura) (Diptera Drosophilidae), spotted-wing Drosophila (SWD), has recently invaded Argentina, spreading very quickly through different fruit-growing regions. Because of the risk represented by SWD for the national berry industry, it is necessary to develop biological alternatives for its control. Determine the presence of n...
This is a newsletter aimed to spread INTA activities on vegetables, legumes, and ornamental, aromatic and medicinal plants in Argentina. This issue is devoted to cumin, crop consociation of prehispanic vegetables (corn and cucurbits), strawberry, beans and hydroponics.
New records of the ectoparasitoid Pachycrepoideus vindemmiae (Rondani) (Hymenoptera: Pteromalidae) associated with Drosophila suzukii Matsumura (Diptera:
Drosophilidae) in the provinces of Tucumán, Río Negro and Neuquén are cited. Detections
occurred in blueberry, raspberry and cherry crops. The records from Río Negro and Neuquén constitute the sou...
Español: El objetivo del trabajo fue identificar los principales patógenos del suelo que afectan a los plantines de frutilla (Fragaria x ananassa Duch.) en nuevos lotes de producción para prevenir futuras infestaciones en lotes sanos.
English: The objective of the work was to identify the main soil pathogens that affect strawberry (Fragaria x anana...
This presentation describes INTA's horticultural breeding program achievements.
Tetranychus evansi (Baker & Pritchard) affects several horticultural crops, mainly Solanaceae, worldwide. It causes severe damage since it reaches high populations that chemical products cannot control efficiently, and has no natural enemies (NE). For this reason, the study of native NE, such as hoverflies, is important for sustainable pest managem...
Strawberry production has economic and social importance at the regional level. Strawberry major pests are aphids (Hemiptera: Aphididae), mites (Acari: Tetranychidae and thrips (Thysanoptera: Thripidae), which are characterized by being small individuals, having a high reproductive rate, and not always being effectively controlled by synthetic pest...
El pimentón es una de las especias más buscadas a nivel mundial. El interés por este cultivo ha aumentado como consecuencia de la demanda creciente de pimentón molido y oleorresina por parte del mercado internacional.En Argentina, la zona productora de pimiento para pimentón se concentra en los Valles Calchaquíes, ubicados a lo largo del valle del...
The first records of Feltiella curtistylus Gagné (Diptera: Cecidomyiidae) in Argentina are reported. Larvae from this species were captured in strawberry (Fragaria x ananassa Duch.) leaflets heavily infested with Tetranychus urticae Koch (Acari: Tetranichidae) in Famaillá, province of Tucumán, Argentina (27°03’S, 65°25’W). In 2015 (June, September...
Preference of egg laying in ripe (or in ripening process), healthy, soft, small fruits (berries and stone fruits) still attached to the plant makes Drosophila suzukii (spotted wing Drosophila, SWD) a severe, harmful pest, capable of producing huge food and economic losses to Asia, Europe, and America. The high degree of polyphagy shown by SWD eithe...
1) La pandemia puede congelar y/o torcer tendencias que estaban en progreso?
2) Qué cambios esperamos en los hábitos de consumo de los alimentos hortícolas?
3) Cualitativamente, cómo es ese aumento del consumo de hortalizas?
4) Producción local versus a distancia
5) ¿Qué medidas se debiera tomar para anticiparse o adecuarse al posible nuevo escen...
Pepper production in Argentina is concentrated in two main districts, around Mendoza and in the northern border regions of the provinces of Tucumán, Catamarca and Salta. It is much less important than edible peppers, although they are still almost 1500 hectares. Farmers grow only non-spicy varieties, in many places more regional varieties, for the...
La producción de pimientos para pimentón en Argentina se lleva a cabo en dos regiones principales, a saber, en las provincias de Mendoza, Tucumán, Salta y Catamarca. Aunque el área es de 1500 hectáreas, la producción de pimentón es menos significativa en comparación con la producción de pimientos de mesa. Los agricultores de pimentón producen solo...
“Parasitoids from South America associated with invasive pests Drosophila suzukii and Zaprionus indianus (Diptera: Drosophilidae) and their potential as biological control agents” Drosophila suzukii and Zaprionus indianus are invasive pests that threaten South American fruit industry. There are few insecticides authorized for their control, and cul...
“Performance of Diachasmimorpha longicaudata (Hymenoptera: Braconidae) massreared on medfly TSL Vienna-8 GSS and released against Anastrepha fraterculus (Diptera: Tephritidae) under semi-natural condition”. The study provides information on the performance of a population line of the exotic parasitoid Diachasmimorpha longicaudata for the control of...
En muestreos realizados en la Estación Experimental Agropecuaria Famaillá de INTA (Tucumán, Argentina) durante 2018-2019, se observó que las variedades de fresa tenían un comportamiento diferente frente al ataque de T. urticae, siendo algunas más afectadas que otras. Para entender esta tendencia se realizó un análisis histofoliar de las variedades...
El objetivo de este trabajo fue estudiar el efecto in vitro e in vivo de ClO2 gaseoso sobre hongos fitopatógenos causantes de podredumbres poscosecha en arándano.
The situation of the strawberry industry in Argentina is described (acreage, cultivars, cropping systems, main destinations of the fruit from each region, etc.)
Inventory of parasitoid species associated with the invasive pests Drosophila suzukii and Zaprionus indianus (Diptera: Drosophilidae), found to date in South America, and the possibilities of their use as biological control agents.
The aim of this work was to evaluate the differences in growth parameters of one- and two-year-old plants of a day-neutral strawberry Aromas® grown in the Atlantic Coast production area of Buenos Aires, Argentina. Fresh-dug, leafless, bare-rooted plants were planted in the second week of May of the years 2009 and 2010. Two-year-old plants (T2) show...
Effects of biostimulant applications on strawberry crop yield and quality
Argentina, one of the main South American strawberry (Fragaria x ananassa) producers, shows an increasing trend to reduce the use of agrochemicals (pesticides and fertilizers), and incorporate bio-inputs. In this context, the objective of this work was to evaluate the effect...
Exotic plants favor persistence and spread of the invasive medfly, Ceratitis capitata. Peach and orange are key host plants for medfly proliferation in Argentina. Consequently, actions to suppress medfly populations are taken, especially those performing augmentative releases of parasitoids. This study provides information on the capability of two...
The sub-tropical region of northwestern Argentina (Tucuman province) shelters a major soft fruit production and exporting industry. Drosophila suzukii (spotted-wing Drosophila; SWD) is a major global pest of soft fruits because females can lay eggs under the epidermis of healthy, ripening fruit. Recently, Argentina was invaded by the SWD, which has...
This work provides four new records of Thripidae in Argentina which belong to Sericothripinae (Neohydatothrips portoricensis (Morgan) and Neohydatothrips hemileucus (Hood)) and Thripinae (Chaetisothrips striatus Hood and Scirtidothrips torquatus Hood). Speci- mens were collected in northwestern provinces of Argentina (Tucumán and Jujuy). Their gene...
This paper evaluates fruit quality, at diferent harvesting dates, of strawberries produced under walk-in tunnels in northwestern Argentina.
Tetranychus urticae and the phytophagous thrips complex (T.C.) (Thysanoptera: Thripidae, several species) are key strawberry pests in Argentina. T. urticae feeds almost exclusively on foliage and the T.C. preferably on flowers/fruits. The simultaneous effect of acaricide-insecticides on the populations of both arthropods under field conditions is p...
Argentina cultivates ≈1,300 ha of strawberries (Fragaria × ananassa Duch.) and produces ≈45,500 t year-round. Since August 2013, severe damage has been observed on strawberry plants from commercial production fields, in the northern provinces of Corrientes (Bella Vista) and Tucuman (Famailla), Argentina. The main symptom was observed in leaves and...
The incidence and prevalence of strawberry viruses were determined in surveys of randomly selected strawberry plants grown in different regions of Argentina. In 2009 and 2010, 1034 plants from 28 fields and 1060 plants from 33 fields, respectively, were collected from Lules and Coronda. The samples were analysed by double‐antibody sandwich enzyme‐l...
"Diversity of Drosophilidae parasitoids in organic raspberry crops in Tafí del Valle (Tucumán), Argentina". The diversity of Drosophilidae and associated parasitoids were studied in organic raspberry crops in Tafí del Valle (Tucumán, Argentina). Fruits were harvested periodically near maturity, placed in plastic trays covered with voile cloth and h...
The objective of this work was to determine the presence and population fluctuation of D. suzukii in blueberry crops in Tucumán, northwestern Argentina.
The objective of this work was to determine the presence and incidence of D. suzukii on Vaccinium corymbosum (blueberry), Rubus idaeus (raspberry) and Rubus fruticosus (blackberry) grown in Tucumán, northwetern Argentina.
