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social barriers host:www.apsnet.org
Listing 1 - 2 from 2 for social barriers
growth rates sub saharan africa global food security developing countries population increase healthy and productive second principle pinstrup andersen disease cycle disease control hunger and malnutrition east asia food supply world bank
APSnet Feature - The Future World Food Situation and the Role of Plant Diseases
... landscaping to reduce field size and distance to habitats of natural enemies, erection of barriers, crop rotation, cover cropping, increased reliance on mechanical weed control, improved crop residue management ... grounds that it poses significant new ecological risks and that it has unacceptable social and economic consequences. Although no ecological calamities have occurred, some people fear that ...
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APSnet Education Center - Introductory Topics - Plant Disease Management
... the aid of some other agent such as humans or other vector, and that natural barriers like oceans, deserts, and mountains create obstacles to their natural spread. In many cases pathogens ... especially for widely grown crops such as wheat, corn, soybeans, rice, and the like, as social, legal, and economic obstacles are overcome. Return to top INTEGRATED DISEASE MANAGEMENT Integrated Disease ...
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