在雷州半岛冬春制种,一般是在12月底至1月初播父本,2月初播母本,5月下旬至6月上旬收获,这样才能赶上晚造生产用种的季节.育秧阶段正是烂秧天气恶劣的时候.经过几年大面积制种的生产实践及 Winter and spring in the Leizhou Peninsula seed production, usually from late December to early January to broadcast the parent, early February broadcast the mother of the mother, from late May to early June harvest, so as to catch up with the production of late-season species. When bad weather is rotten seedlings. After several years of large-scale seed production practices and