PBC与玉米子粒和总干物质相对产量之间达极显著相关、与土壤速效钾之间达显著相关。
PBC were very significantly correlated (p-0.01) with the relative grain yield and relative total dry matter yield of corn, and significantly correlated with soil available K.
采用辐热积法对植株总干物质量的预测精度比有效积温法和比叶面积法分别提高56%和72%。
For the prediction of plant total dry weight, the prediction accuracy of TEP based model is 56% and 72%, respectively, higher than that of GDD and SLA based model.
生育过程中抽丝期的群体根系伤流量强度与抽丝后于物质积累量、总干物质积累量及籽粒产量相关最密切。
The root flux activity at silking stage had most significantly positive relation with dry matter accumulation during grain filling and grain yield.
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