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Giri, Y.P.Thapa, R.B.Shrestha, S.M.Pradhan, S.B.Maharjan, R.Sporleder, M.Kroschel, J.[Pesticide use pattern and awareness of pesticides users with special reference to potato growers in Nepal.]Pesticide use pattern and awareness of pesticides users with special reference to potato growers in Nepal.

En las zonas productoras de papa (Solanum tuberosum Linneo) del Perú, dos especies de polilla de la papa están presentes: Phthorimaea operculella Zeller (Lepidoptera: Gelechiidae) y Symmetrischema tangolias Gyen (Gelechiidae). Para contrarrestar sus efectos dañinos, los productores de papa espolv...


Mamani, D.Sporleder, M.Kroschel, J.[Efecto de materiales inertes de formulas bioinsecticidas en la proteccion de tuberculos almacenados contra las polillas de papa.]Efecto de materiales inertes de formulas bioinsecticidas en la proteccion de tuberculos almacenados contra las polillas de papa.

This study sought to promote proper and safe pesticide-handling practices by providing data needed to guide pesticide regulation policy and training for extension staff and farmers. A household survey was conducted in three major potato-growing agroecological zones of Uganda. Two hundred and four...


Okonya, J.Kroschel, J.[A cross-sectional study of pesticide use and knowledge of smallholder potato farmers in Uganda.]A cross-sectional study of pesticide use and knowledge of smallholder potato farmers in Uganda.

Mujica, N.Kroschel, J.[Leafminer fly (Diptera: Agromyzidae) occurrence, distribution, and parasitoid associations in field and vegetable crops along the peruvian coast.]Leafminer fly (Diptera: Agromyzidae) occurrence, distribution, and parasitoid associations in field and vegetable crops along the peruvian coast.

Phthorimaea operculella granulovirus (PhopGV) is infectious for larvae of different Gelechiidae insect species, including Tuta absoluta and Phthorimaea operculella. As these are major economic pests in North and sub‐Saharan Africa as well as in the Mediterranean area, the development of locally s...


Ben Tiba, S.Larem, A.Laarif, A.Fritsch, E.Undorf-Spahn, K.Ekesi, S.Wennmann, J.T.Kroschel, J.Fattouch, S.Jehle, J.A.Mohamed, S.A.[The potential of novel African isolates of Phthorimaea operculella granulovirus for the control of Tuta absoluta.]The potential of novel African isolates of Phthorimaea operculella granulovirus for the control of Tuta absoluta.

Liriomyza huidobrensis (Blanchard) is native to South America but has expanded its range and invaded many regions of the world, primarily on flowers and to a lesser extent on horticultural product shipments. As a result of initial invasion into an area, damage caused is usually significant but no...


Weintraub, P.G.Scheffer, S.J.Visser, D.Valladares, G.Soares Correa, A.Shepard, B.M.Rauf, A.Murphy, S.T.Mujica, N.MacVean, C.Kroschel, J.Kishinevsky, MiriamJoshi, R.C.Johansen, N.S.Hallett, R.H.Civelek, H.S.Chen, BingBlanco Metzler, H.[The invasive Liriomyza huidobrensis (Diptera: Agromyzidae): understanding its pest status and management globally.]The invasive Liriomyza huidobrensis (Diptera: Agromyzidae): understanding its pest status and management globally.

The Andean potato tuber moth, Symmetrischema tangolias (Gyen) [Lepidoptera, Gelechiidae], is an economically important pest of potato (Solanum tuberosum L.) in the mid-elevated Andean region and an invasive pest of partially global importance. Determination of the pest's population life table par...


Sporleder, M.Schaub, B.Aldana, G.Kroschel, J.[Temperature-dependent phenology and growth potential of the Andean potato tuber moth, Symmetrischema tangolias (Gyen) (Lep., Gelechiidae).]Temperature-dependent phenology and growth potential of the Andean potato tuber moth, Symmetrischema tangolias (Gyen) (Lep., Gelechiidae).

Integrated pest management (IPM) versus farmers’ pest management practices were evaluated in potato (Solanum tuberosum L.) in the central coast of Peru. IPM technologies consisted of seed treatment, insect pest, and disease scouting using action thresholds for decision making to apply pesticides,...


Mujica, N.Kroschel, J.[Ecological, economic, and environmental assessments of integrated pest management in potato: A case study from the Canete Valley, Peru]Ecological, economic, and environmental assessments of integrated pest management in potato: A case study from the Canete Valley, Peru

The Andean region is the most important center of potato diversity in the world. The global warming trend which has taken place since the 1950s, that is 2-3 times the reported global warming and the continuous presence of extreme events makes this region a live laboratory to study the impact of c...


Quiróz, R.Ramírez, D.Kroschel, J.Andrade-Piedra, J.L.Barreda, CarolinaCondori, B.Mares, V.Monneveux, P.Pérez, W.[Impact of climate change on the potato crop and biodiversity in its center of origin]Impact of climate change on the potato crop and biodiversity in its center of origin

The present study presents the results of farmers’ field surveys of the sweetpotato butterfly, Acraea acerata Hew., and the two African sweetpotato weevils, Cylas puncticollis Boheman and C. brunneus F. infestation and damage. The objectives of this study were to determine (i) occurrence and dist...


Okonya, J.Kroschel, J.[Pest Status of Acraea acerata Hew. and Cylas spp. in sweetpotato (Ipomoea batatas (L.) Lam.) and incidence of natural enemies in the Lake Albert Crescent agro-ecological zone of Uganda.]Pest Status of Acraea acerata Hew. and Cylas spp. in sweetpotato (Ipomoea batatas (L.) Lam.) and incidence of natural enemies in the Lake Albert Crescent agro-ecological zone of Uganda.

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