Potatoes: Production, Marketing, And Programs For Developing CountriesAvalon Publishing, 23 thg 4, 1987 - 244 trang World patterns and trends in potato production and use; The potato crop and its physical environment; The socioeconomic environment: Levels of development and public policies; Supply, demand, and marketing; Potato nutrition and consuption; Potato production systems; Research priorities and potato programs; Impact of potato programs; Summing up. |
Từ bên trong sách
Kết quả 1-3 trong 33
Trang 183
... impact assessment using a production economics framework becomes complex ; its results are influenced by a large number of simplifying assumptions of dubious validity . Varieties vs. other technologies Data on use of new and old cereal ...
... impact assessment using a production economics framework becomes complex ; its results are influenced by a large number of simplifying assumptions of dubious validity . Varieties vs. other technologies Data on use of new and old cereal ...
Trang 184
... impact of a seed program requires estimates of difficult - to - obtain variables like the seed degeneration rate ( the yield reduction over time that results from virus infection ) . An understanding of the institutions involved in seed ...
... impact of a seed program requires estimates of difficult - to - obtain variables like the seed degeneration rate ( the yield reduction over time that results from virus infection ) . An understanding of the institutions involved in seed ...
Trang 186
... impact they have achieved , a case study approach is best suited to assessing impact . Instead of attempting to quantify the production impact of new potato technology at the farm level , the following brief case studies illustrate ...
... impact they have achieved , a case study approach is best suited to assessing impact . Instead of attempting to quantify the production impact of new potato technology at the farm level , the following brief case studies illustrate ...
Nội dung
Introduction | 1 |
The potato crop and its physical environment | 27 |
Supply demand and marketing | 63 |
Bản quyền | |
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Potatoes: Production, Marketing, And Programs For Developing Countries Douglas Horton Xem trước bị giới hạn - 2019 |
POTATOES: Production, Marketing, and Programs for Developing Countries DOUGLAS. HORTON Không có bản xem trước - 2019 |
Thuật ngữ và cụm từ thông dụng
Africa agricultural research America Andean average bacterial wilt Bangladesh Benguet Province Bogra breeding cassava cereals Chile cold storage consumer potatoes Dalat demand for potatoes developing areas developing countries economic elasticity of demand estimates Europe farmers farms food balance sheets food crops grow potatoes growers growth harvest hectare impact imported seed improved increase India inputs insect institutions International Potato Center irrigation Kenya kilograms late blight levels Lima livestock lowland areas lowland tropical maize Mantaro Valley national programs nematode percent Peru pesticides plant PNAP post-harvest potato consumption potato crop potato cultivation potato production potato programs potato research potato varieties potato yields potatoes are grown production costs protein regions research and extension resistance rice root crops Rwanda season seed potatoes seed production seed program seed tubers soil South America sprout Sri Lanka staple food supply temperatures tons tropics and subtropics usually vegetable virus diseases