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水稻杂交优势的利用,是在华主席的亲切关怀下,涌现出来的新生事物,是夺取水稻高产的新途径。为了解一批新组合的生育特点,我们进行了播插期试验。参加试验的有:71—72、南早、奶勒格雄、29南一号、玻璃粘矮、干南早、珍汕97、金南特43等8个籼型不育系,和国际26、28、24、泰国稻选、泰引一号等5个籼型恢复系配制的12个组合。分四期播种(6月15日、20日、25日、30日),两期插秧(7月21日、
The utilization of the advantages of hybrid rice is a new thing emerging under the gracious care of Chairman Hua and is a new way to seize high yields of rice. To understand the fertility characteristics of a new batch of combinations, we conducted a sowing date experiment. Participate in the test are: 71-72, South early, milk Le grid male, 29 South, sticky glass, dry south early, Zhen Shan 97, Jinnant 43 and other eight indica CMS lines, and the International 26 , 28,24, Thailand rice selection, Thai lead one of five indica restorer prepared 12 combinations. Divided into four seeding (June 15, 20, 25, 30), two transplanting (July 21,