Showing 1 - 10 of 237
Persistent link: https://www.econbiz.de/10009021512
Aflatoxins are poisons that occur naturally in the environment. They are produced mainly by the Aspergillus flavus and Aspergillus parasiticus fungi, which can affect many of important staple crops: maize, sorghum, millet, rice, oilseeds, spices, groundnuts, tree nuts, and cassava. Hot, humid,...
Persistent link: https://www.econbiz.de/10011068890
Replaced with revised version of paper 07/02/10.
Persistent link: https://www.econbiz.de/10009020271
A procedure is developed to examine the ex-post impacts of improved maize varieties on poverty in rural Ethiopia. Yield and cost effects of adoption are estimated econometrically under assumptions of both homogeneous and heterogeneous treatment effects. A backward derivation procedure is...
Persistent link: https://www.econbiz.de/10010916306
This study aimed to evaluate the technical efficiency of farmers engaged in rice-wheat cropping systems in India using Resource Conserving Technologies (RCTs) such as zero-tillage and direct seeding, under the intervention of the Cereal Systems Initiative for South Asia (CSISA) project primarily...
Persistent link: https://www.econbiz.de/10009021017
Agriculture’s impact on climate change is unambiguous although its role is multifaceted as it is a source of greenhouse gases but also a sink. It’s feasibility to mitigate climate change has raised interest, but thorough studies about the net benefits of the mitigation practices are needed....
Persistent link: https://www.econbiz.de/10009201365
In modern agriculture, pesticides feature so prominently in growers’ arsenal to reduce crop damage caused by various pests and diseases. But their indiscriminate use can harm human health and the environment and, eventually, impact agricultural productivity negatively. In an era of an...
Persistent link: https://www.econbiz.de/10009201375
Pig farming is one of the strongest polluters of water resources due to its intensive production techniques and slurry rejection. Several European countries have already introduced environmental regulations aiming at reducing the pollution caused by nitrates from agricultural sources, but not...
Persistent link: https://www.econbiz.de/10009201381
Integrated land use models (ILM) are increasingly applied tools for the joint assessment of complex economic-environmental farming system interactions. We present an ILM that consists of the crop rotation model CropRota, the bio-physical process model EPIC, and the farm optimization model...
Persistent link: https://www.econbiz.de/10009220244
A non-neutral stochastic distance function model is used to examine whether output specialization has an impact on the economic performance of vegetable producers in Benin. Specialization is assumed to have an effect on the production frontier and on the distance to the production frontier...
Persistent link: https://www.econbiz.de/10010916274