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Study on optimum fertilization model of Pumpkin quality in loess plateau
Authors
周茂娟
梁银丽
+4 more
熊亚梅
贺丽娜
陈甲瑞
高静
Publication date
1 January 2008
Publisher
Abstract
安塞试验站2005~2006连续两年采用N、P、K三因素最优设计,田试不同施肥量对南瓜Vc和干物质两项营养品质的影响,探讨南瓜优质的N、P、K肥效反应模式。结果表明,N肥对南瓜Vc含量的影响最大,K肥对干物质含量的影响最大,N与P交互作用和N与K交互作用对南瓜Vc、干物质含量影响显著。筛选出南瓜优质的较佳施肥量为:施氮90~95 kg/hm2,施磷75~80 kg/hm2,施钾25~30 kg/hm2。N∶P2O5∶K2O=1.00∶0.83∶0.2
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Institute of Soil and Water Conservation,Chinese Academy of Sciences and Ministry of Water Resources
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Last time updated on 21/09/2018