Originating from the Andean region and co-evolved with its food plant, the potato (Solanum sp.), the potato tuber moth Phthorimaea operculella (Zeller) has become an invasive potato pest globally. The hypothesis of our present study was that the future distribution and abundance (damage potential...
Kroschel, J.
,
Sporleder, M.
,
Tonnang, Henri E.Z.
,
Juarez, H.
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Carhuapoma, P.
,
González, J.C.
,
Simon, R.
,
[Predicting climate-change-caused changes in global temperature on potato tuber moth Phthorimaea operculella (Zeller) distribution and abundance using phenology modeling and GIS mapping]
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Predicting climate-change-caused changes in global temperature on potato tuber moth Phthorimaea operculella (Zeller) distribution and abundance using phenology modeling and GIS mapping
If climate change scenarios include higher variance in weather variables, this can have important effects on pest and disease risk beyond changes in mean weather conditions. We developed a theoretical model of yield loss to diseases and pests as a function of weather, and used this model to evalu...
Garrett, K.A.
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Dobson, A.D.M.
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Kroschel, J.
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Natarajan B
,
Orlandini S
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Tonnang, Henri E.Z.
,
Valdivia, C.
,
[The effects of climate variability and the color of weather time series on agricultural diseases and pests, and on decisions for their management]
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The effects of climate variability and the color of weather time series on agricultural diseases and pests, and on decisions for their management
González de Tanago, J.
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Lau, A.
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Bartholomeus, H.M.
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Herold, Martin
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Avitabile, Valerio
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Raumonen, P.
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Martius, C.
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Goodman, R.
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Disney, M.
,
Manuri, S.
,
Burt, A.
,
Calders, K.
,
[Estimation of above-ground biomass of large tropical trees with Terrestrial LiDAR]
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Estimation of above-ground biomass of large tropical trees with Terrestrial LiDAR
Application of participatory modelling to water-saving strategies in smallholder farming is rare. Farmer-preferred and efficient strategies were identified through participatory modelling. The farmers' basin irrigation and scheduling (I), farmers' scheduling with furrow strategy (II), farmers' sc...
Habtu, S.
,
Erkossa, Teklu
,
Froebrich, J.
,
Tquabo, F.
,
Fissehaye, D.
,
Kidanemariam, T.
,
Xueliang, Cai
,
[Integrating participatory data acquisition and modelling of irrigation strategies to enhance water productivity in a small-scale irrigation scheme in Tigray, Ethiopia]
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Integrating participatory data acquisition and modelling of irrigation strategies to enhance water productivity in a small-scale irrigation scheme in Tigray, Ethiopia
To document trends in land use and herbaceous production, 71 field sites sampled among cropped fields, fallow fields and rangelands in the Fakara region (Niger) were monitored from 1994 to 2006. The overall trend in land use confirmed the historical increase of the cropped areas since mid 20th ce...
Hiernaux, Pierre H.Y.
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Ayantunde, Augustine A.
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Kalilou, A.
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Mougin, E.
,
Gerard, Bruno G.
,
Baup, F.
,
Grippa, M.
,
Djaby, B.
,
[Trends in productivity of crops, fallow and rangelands in Southwest Niger: Impact of land use, management and variable rainfall]
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Trends in productivity of crops, fallow and rangelands in Southwest Niger: Impact of land use, management and variable rainfall
As climate changes, temperatures will play an increasing role in determining crop yield. Both climate model error and lack of constrained physiological thresholds limit the predictability of yield. We used a perturbed-parameter climate model ensemble with two methods of bias-correction as input t...
Köhler, Ann-Kristin
,
Challinor, Andrew J.
,
Hawkins E
,
Asseng, Senthold
,
[Influences of increasing temperature on Indian wheat: quantifying limits to predictability]
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Influences of increasing temperature on Indian wheat: quantifying limits to predictability
Moderate Resolution Imaging Spectro-radiometer (MODIS) time-series Normalized Differential Vegetation Index (NDVI) products are regularly used for vegetation monitoring missions and climate change analysis. However, satellite observation is affected by the atmospheric condition, cloud state and s...
Mondal, S.
,
Jeganathan, C.
,
Amarnath, Giriraj
,
Pani, Peejush
,
[Time-series cloud noise mapping and reduction algorithm for improved vegetation and drought monitoring]
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Time-series cloud noise mapping and reduction algorithm for improved vegetation and drought monitoring
Heinemann, Alexandre B.
,
Ramírez Villegas, Julián
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Pessoa Oliveira de Souza, Thiago Lívio
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Didonet, Agostinho Dirceu
,
Stefano, Jose Geraldo di
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Boote, Kenneth J.
,
Jarvis, Andy
,
[Drought impact on rainfed common bean production areas in Brazil]
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Drought impact on rainfed common bean production areas in Brazil
Climate change is expected to substantially reduce agricultural yields, as reported in the by the Intergovernmental Panel on Climate Change (IPCC). In Sub-Saharan Africa and (to a lesser extent) in South Asia, limited data availability and institutional networking constrain agricultural research ...
Ramírez Villegas, Julián
,
Challinor, Andy
,
[Assessing relevant climate data for agricultural applications]
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Assessing relevant climate data for agricultural applications