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有效积温在杂交稻春季制种中的应用研究
引用本文:符策强,吴清海.有效积温在杂交稻春季制种中的应用研究[J].西南农业大学学报,1996,18(5):470-475.
作者姓名:符策强  吴清海
作者单位:[1]海南省农科院 [2]海南大学
摘    要:对杂交稻亲本的生育天数,主茎叶片数,播种至始穗的有效积温等,在不同或同一年份春季制种中播植期的稳定性进行分析,并提出采用有效积温确定制种亲本播差期及花期预测的准确,快速,简易新方法。

关 键 词:有效积温  杂交水稻  制种  播种时间  水稻

APPLICATION OF ACCUMULATED EFFECTIVE TEMPERATURE TO THE PRODUCTION OF HYBRID RICE SEEDS IN THE SPRING
Fu Zeqiang , Wu Qinghai , Chen Zanpeng.APPLICATION OF ACCUMULATED EFFECTIVE TEMPERATURE TO THE PRODUCTION OF HYBRID RICE SEEDS IN THE SPRING[J].Journal of Southwest Agricultural University,1996,18(5):470-475.
Authors:Fu Zeqiang  Wu Qinghai  Chen Zanpeng
Institution:Fu Zeqiang 1, Wu Qinghai 2, Chen Zanpeng 3
Abstract:In the spring of the same year or of other years, the growing duration of the hybrid rice parent, the number of leaves on the main stalk, the accumulated effective temperature from the interplanting to the initial earing and their stabilities in the planting period for the seed production were observed and analyzed. And it was, therefore, proposed to adopt accumulated effective temperature to determine the interplanting difference of the parent rice for the seed production and to preddict the flowering period, which was proved an accurate, quick, simple and easy method in the seed production of the hybrid rice.
Keywords:effective accumulated temperature  hybridization  paddy  production of hybrid seed  sowing-time
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