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本文研究了粳型光敏核不育系Ｌａ７００１Ｓ和Ｎｓ５０４７在安庆市（３０°３２’Ｎ）的育性表现。结果表明：在安庆自然温光下，Ｌａ７００１ｓ于９月初以前、Ｎｓ５０４７在８月底以前抽穗均表现稳定不育；用于制种的适宜播期，前者为４月上旬至５月初，后者为４月上旬至４月中下旬。
In this paper, the fertility performance of Japonica type photo-sensitive genic male sterile line La7001S and Ns5047 in Anqing (30 ° 32’N) was studied. The results showed that under the natural light of Anqing, La7001s was stable before September, before Ns5047 at the end of August. The suitable sowing date was from early April to early May, and the latter was 4 From early April to late April.