| Effects of yield and resistances on rice by application of Si-fertilizer |
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| 作者姓名： | YEChun CHENHongjin |
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| 作者单位： | DivisionofSoilandFertilizer,ZhejinangAgriBureau,Hangzhou310004,China |
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| 摘 要： | According to the analysis of 654 soil samples collected from 45 counties in Zhejiang Provence, 73.7% of paddy field showed Si deficient. During 1991 and 1993, in Lishi, Longquang, Qingtian and Tonglu Counties, field experiments were conducted to test the effects of basal or additional Si-fertilizer on rice. Si-fertilizer was produced by Nanjing Inorganic Chemical Manufacture, containing 50% water solu
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| 关 键 词： | 硅 化学肥料 产量 抗性 水稻 土壤 浙江 二氧化硅 |
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