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精确定量栽培中基蘖肥和穗肥施用比例对水稻产量的影响

Yunnan Agricultural Science and Technology(2013)

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Abstract
以楚粳28号为试验材料,在总N、P、K相同的情况下,研究不同基蘖肥和穗肥施用比例对水稻产量的影响。结果表明,在水稻精确定量栽培中,基蘖肥∶穗肥为6∶4时水稻产量最高,为11 200.5 kg/hm2,基蘖肥∶穗肥为7∶3时水稻产量最低,为10 300.1 kg/hm2。在曲靖市麒麟区的水稻精确定量栽培中,基蘖肥∶穗肥为6∶4比较适宜。
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