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 46
Trang 39
... less nitrogen . If harvested early , potatoes from a heavily fertilized crop may be damaged and difficult to store . For these reasons , farmers ordinarily use higher rates of nitrogen on the main - season or late crops and lower rates ...
... less nitrogen . If harvested early , potatoes from a heavily fertilized crop may be damaged and difficult to store . For these reasons , farmers ordinarily use higher rates of nitrogen on the main - season or late crops and lower rates ...
Trang 130
... less heavily used than in the lowland tropics . There are exceptions , however . In warm , dry areas , such as eastern Turkey , late blight is not a problem , but insects are . Production costs . Temperate areas generally produce their ...
... less heavily used than in the lowland tropics . There are exceptions , however . In warm , dry areas , such as eastern Turkey , late blight is not a problem , but insects are . Production costs . Temperate areas generally produce their ...
Trang 208
... less than 20 kilograms per head in most developing countries , there is considerable room for in- creased consumption . For example , Western Europe consumes an average of 80 kilograms per head . Contrary to popular perception , potato ...
... less than 20 kilograms per head in most developing countries , there is considerable room for in- creased consumption . For example , Western Europe consumes an average of 80 kilograms per head . Contrary to popular perception , potato ...
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