沙打旺形态指数与产草量及水肥关系研究

CORC > 水土保持研究所 > 中国科学院水利部水土保持研究所 > 水保所知识产出(1956-2013)

	沙打旺形态指数与产草量及水肥关系研究
	穆兴民 ; 陈国良 ; 贾恒义
刊名	水土保持通报
	1995
期号	1 页码:23-28
其他题名	The Relationshipes of the Morphological Characters with Astragalus Adsurgens between its Forage Yeild and Soil Moisture and Fertilizer
合作状况	其它
中文摘要	叶重、茎重、叶茎比及株高是沙打旺重要的形态学指数。通过盆栽试验，研究了这些形态学指数与产草量的关系，并分析了水肥对这些形态学指数的影响。结果表明：随叶重增加产草量呈幂函数提高；茎重与产草量呈正比关系；随产草量提高叶茎比按负幂函数降低。株高随时间变化呈逻辑斯谛曲线，水肥对沙打旺株高、茎重及叶重呈显著正效应，尤以水分效应显著。
英文摘要	Leaf weight,stak weigh,leafand stakweight ratio and heigth of Astragalus Adsurgensall are morphologically important characteres of its above-ground part.It has been studied that therelationship bewteen those characteres and its forage yeild,as well as impacting of soil moisture andfertilizing amount on those characteres with the plot experiement.The resultes show as following:The grass yeild increases with leaf weight as the power function:The grass yeild is directly proportion to its stalk weight. The rati...
语种	中文
公开日期	2010-12-18
内容类型	期刊论文
源URL	[http://ir.iswc.ac.cn/handle/361005/3623]
专题	水土保持研究所_水保所知识产出(1956-2013)
推荐引用方式 GB/T 7714	穆兴民,陈国良,贾恒义. 沙打旺形态指数与产草量及水肥关系研究[J]. 水土保持通报,1995(1):23-28.
APA	穆兴民,陈国良,&贾恒义.(1995).沙打旺形态指数与产草量及水肥关系研究.水土保持通报(1),23-28.
MLA	穆兴民,et al."沙打旺形态指数与产草量及水肥关系研究".水土保持通报 .1(1995):23-28.