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页数 : 全部 1-5页 6-10页 11-20页 21页以上 - 确定

约有1,540,964篇,以下是第1-10篇

Donghai County of rice straw to fields_0

Donghai County of rice straw to fields Of: Donghai County Summary summarizes the wheat straw rice technology, including improving the quality of buried straw, scientific fertilization, field water control, weed control, in order to promote full use of straw, to play its economic and ecological benefits. Keywords: Rice; returning wheat straw; buried in grass quality; fertilization; water control; Jiangsu East China Sea Donghai County in the eastern part of the main crop is rice-wheat rota...
上传时间:2016-02-20 页数:8 格式:DOC 浏览: 1

Donghai County of rice straw to fields

Donghai County of rice straw to fields Of: Donghai County Summary summarizes the wheat straw rice technology, including improving the quality of buried straw, scientific fertilization, field water control, weed control, in order to promote full use of straw, to play its economic and ecological benefits. Keywords: Rice; returning wheat straw; buried in grass quality; fertilization; water control; Jiangsu East China Sea Donghai County in the eastern part of the main crop is rice-wheat rota...
上传时间:2016-02-14 页数:8 格式:DOC 浏览: 0

Composting of straw and benefit analysis to fields_0

Composting of straw and benefit analysis to fields_0
上传时间:2016-02-29 页数:8 格式:DOC 浏览: 0

Chemical weeding vegetable fields_0

Chemical weeding vegetable fields_0
上传时间:2016-02-19 页数:10 格式:DOC 浏览: 0

Straw to fields of mechanization_0

Straw to fields of mechanization_0
上传时间:2016-01-21 页数:9 格式:DOC 浏览: 0

Donghai County grass weeds in wheat fields on the phase-change and its control technology_0

Donghai County grass weeds in wheat fields on the phase-change and its control technology_0
上传时间:2016-01-31 页数:7 格式:DOC 浏览: 0

On the chemistry of the popularization and application of herbicides in corn fields_0

On the chemistry of the popularization and application of herbicides in corn fields_0
上传时间:2016-02-04 页数:7 格式:DOC 浏览: 0

Potato cultivation techniques Tengxian winter fallow fields_0

Potato cultivation techniques Tengxian winter fallow fields_0
上传时间:2016-01-24 页数:7 格式:DOC 浏览: 0

Donghai County grass weeds in wheat fields on the phase-change and its control technology

Donghai County grass weeds in wheat fields on the phase-change and its control technology
上传时间:2016-01-25 页数:7 格式:DOC 浏览: 0

Straw to fields of mechanization

Straw to fields of mechanization
上传时间:2016-02-22 页数:9 格式:DOC 浏览: 0