大豆养分吸收动态及施肥效果的研究

作物学报 ›› 1989, Vol. 15 ›› Issue (02): 167-173.

大豆养分吸收动态及施肥效果的研究

蒋工颖; 董钻

中国农业科学院区划所

收稿日期:1986-12-06 修回日期:1988-02-12 出版日期:1989-04-12 网络出版日期:1989-04-12

Studies on the Trends of Nutrient Uptake and Effect of Fertilizer Application on Soybean

Jiang Gongying ; Dong Zuan

Institute of Agricultural Natural Resource Survey and Regional Research; CAAS

Received:1986-12-06 Revised:1988-02-12 Published:1989-04-12 Published online:1989-04-12

摘要/Abstract

摘要： 1983—1984年进行大豆开育8号生育期间的氮、磷、钾吸收动态,养分浓度(百分含量)及施肥对养分和产量影响的研究。单株各器官氮、磷、钾积累有相似的动态。叶片和叶柄积累高峰比茎秆和根系提早10—15天(在盛花期)。各营养器官中的养分浓度苗期最高,以后各期逐渐降低。各器官氮、磷、钾所占的比重在不同时期有所不同。施氮肥和

关键词: 大豆营养, 大豆施肥

Abstract: N,P,K uptake and accumulation trends,fertilizer response to the nutrient and outputof soybean at each growth stage were studied in 1983—1984.The N,P,K accumulationsin the different parts of soybean plant are similar.The accumulation peaks in the leavesand petioles are earlier(about 10—15 days at f

Key words: Soybean nutrition, Soybean fertilizer

蒋工颖; 董钻. 大豆养分吸收动态及施肥效果的研究[J]. 作物学报, 1989, 15(02): 167-173.

Jiang Gongying ; Dong Zuan. Studies on the Trends of Nutrient Uptake and Effect of Fertilizer Application on Soybean[J]. Acta Agron Sin, 1989, 15(02): 167-173.

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