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Influence of Different Planting Measures on the Yield and Characters of Japonica Rice with Erect Panicle Type

LIU Ming-jiu et al (Henan Institute of Science and Technology,Xinxiang,Henan 453003)  
The effect of different planting motheds on yield and its compoisitions of rice with erect panicle was type analyzed.The result showed:① the yield of rice had extreme diffirence under different planting densities and the best planting mothed was 23.1 cm×9.9 cm;②in the yield compositions,there was the biggest correlation between the number of panicle and yield and the correlation index reached to 0.9669;the second was the number of tillers,the correlation index reached to 0.685 0.
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