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当前位置: 首页 > 文章 > 桔梗吸肥规律的研究 吉林农业大学学报 2009,31 (1) 66-68
Position: Home > Articles > Research on Manure Ingesting Rule of Platycodon grandiflorum Journal of Jilin Agricultural University 2009,31 (1) 66-68

桔梗吸肥规律的研究

作  者：
李松;杨靖民;刘晓坤;尤海涛;任跃英
单  位：
吉林农业大学中药材学院
关键词：
桔梗;吸肥规律;N;P;K
摘  要：
对三年生桔梗营养生长期农艺性状和大量元素N、P、K的积累动态进行了研究,发现在长春地区桔梗生长旺盛时期为6~9月;桔梗植株体内含N、P量初期较高,中期有所下降但较为平缓,后期略有升高,含K量中期和后期较高,因此人工栽培桔梗需施足底肥,后期可少量追肥。
译  名：
Research on Manure Ingesting Rule of Platycodon grandiflorum
作  者：
LI Song,YANG Jing-min,LIU Xiao-kun,YOU Hai-tao, REN Yue-ying (College of Chinese Medicinal Materials,Jilin Agricultural University,Changchun 130118,China)
关键词：
Platycodon grandiflorum;manure ingesting rule;N;P;K
摘  要：
The agronomic characters of Platycodon grandflorum in nourishment growth period and its accumulation dynamics of major elements N,P and K have been studied for three years.The results indicate that in Changchun region, Platycodon grandflorum grew most prosperously between June and August.The contents of N and P in plants of Platycodon grandflorum were a little higher at first,gradually decreased at intermediate stage,and increased a little at later stage;the content of K was a little higher at intermediate and later stages.In cultivating Platycodon grandflorum,adequate bottom fertilizer was required,and at later stage a small quantity of fertilizer was needed.

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