... cross hybridization 交叉杂交[不完全配对的序列相互退火] cross-infertility 杂交不育性 crossing-over 交换[减数分裂过程中染色体间遗传物质的交换] ...
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在植物方面，我们已有确实的证据，表明杂交物种的不育性一定是由于某种原理而起。
With plants we have conclusive evidence that the sterility of crossed species must be due to some principle.
以具广泛代表性的6 个不育系和9 个恢复系及其配制的54 个组合为材料研究了现有籼型三系杂交水稻米质状况。
The grain quality of the existing three line indica hybrid rice was studied with widely used 6 A lines, 9 R lines and their 54 hybrids as the materials.
光温敏不育系不育性表达不稳定是近年来两系杂交水稻研究和应用中遇到的一大难题。
The meaning of ISE was defined; the complexity of fertility expression of PTGMS lines, the drift of critical sterility inducing tempera tu.
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