研究了不同施肥处理对3年生紫花苜蓿开花期叶面积、叶干重及比叶重的影响。
The leaf area, leaf dry weight and specific leaf weight (SLW) of 3-year-old alfalfa were studied under different fertilizing treatments.
比叶重和含氮量与净同化速率间存在正相关。
Specific leaf weight and nitrogen content had positive relation to the net assimilation rate.
红菜苔叶片叶绿素含量、叶面积指数及比叶重与群体光合速率成正相关；
B. campestris content of leaf chlorophyll, leaf area index , leaf area-weight ratio were positive significantly correlated with the PR.
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