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杂交水稻在同样的栽培条件下,比普通水稻显著增产。为了探索杂交水稻高产的机制,我们在1975年研究的基础上继续开展了此项研究。现将结果报导如下。一、试验材料,分析项目和方法试验材料是湖南省水稻研究所提供的二九南一号A×古223、二九南一号A×IR24、常副A×IR661、6097A×IR24、玻璃粘A×IR24、IR24和对照品种珍珠矮(以下分
Hybrid rice under the same cultivation conditions, significantly increased compared with ordinary rice. In order to explore the mechanism of high yielding hybrid rice, we conducted this study on the basis of the 1975 study. The results are reported below. First, the test materials, analysis of the project and methods Experimental materials are provided by the Hunan Provincial Institute of Rice Erjiangnan A × ancient 223, two nine South on the A × IR24, often deputy A × IR661, 6097A × IR24, glass stick A × IR24, IR24 and the control variety pear short (sub-sub