辽南地区玉米品种植株性状对产量的影响

以辽南地区16个玉米品种为研究材料,运用灰色系统理论中灰色评判理论与方法,对影响玉米产量的7个性状进行灰色关联分析,结果表明：各植株性状对辽南地区玉米产量关系最密切是植茎粗、株穗位高、株高,其余四个与产量关系较疏远,它们与产量的关联度大小依次为茎粗、穗位高度、株高、脖长、叶片数、雄穗长度、雄穗分枝。

The Influence of Plant-characters on Yield of Different MaiZe Cultivars in Southern part of Liao ning Province

Sixteen maize cultivars of Southern region of Liaoning Province were analyzed by using the principle and method of grey comprehensive evolution and employed grey relativity analysis on seven plant characters that affect the maize yield.The result shows the magnitude on effects of vary plant characters on the yield of Southern region of Liaoning Province maize in turn was stem thickness,ear high,plant height,neck long,leaf number,male spike length,branch number of male spike.That is,the most closely related ...