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不同时期施磷钾肥对杂交中稻—再生稻的影响研究 被引量:1

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摘要 1992在重庆永川用优I63研究了在底肥,拔节期,孕穗期,齐穗期,齐穗后15天和收割当天增施磷,钾以对杂交中稻-再生稻的影响。结果是:(1)增施磷肥,头季产量为A1〉A2〉A3〉A4《〉A5〉A6〉,再生稻产量为A1〉A2≈A3≈A4〉A5〉A6,两季总产为A1〉A2〉A3〉A4〉A5〉A6。(2)增施钾肥,头季产量为A2〉A3〉A4〉A1〉A5〉A6。
机构地区 重庆市作物所
出处 《再生稻》 1995年第1期30-35,共6页
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