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我们大队农科队在毛主席革命路线指引下,在“农业学大寨”的群众运动中,认真执行“四自一辅”的种子工作方针,每年为大队繁育一批杂交种。今年,我们在认真总结经验的基础上,对制种工作的某些环节进行了改进,并精心管理,大灾之年使十九亩“郑单三号”制种田实产杂交一代种9430斤,单产由以前的200多斤,一跃上升到496.3斤。一年来,我们对这块制种田,主要采取了以下几个措施: 1.精细整地保好墒:实践证明,精细整地保好墒是保证苗全,苗壮确保丰收的基础,玉米制种田一般比大田播种晚,玉米自交系长势又弱,因此整地质量和墒情的好坏影响更大,我们首先在秋季进行深耕、冬灌,亩
Under the guidance of Chairman Mao’s revolutionary line, our team of agricultural teams earnestly implemented the working principle of “four talents and one assistant” in the mass movement of “learning from agriculture in Dazhai” and breed a batch of hybrids for the brigade each year. This year, on the basis of earnestly summing up experiences, we have improved certain aspects of seed production and carefully managed the year of catastrophe to bring 9430 jin of a generation of hybrids of 19 hectares of “Zhengdan III” , Yield by the previous 200 kilos, jumped to 496.3 pounds. In the past year, we have mainly adopted the following measures for this piece of farming: 1. Fine preparation of soil to preserve soil moisture: Practice has proved that fine soil preparation and preservation of soil moisture are the basis for ensuring seedling yield and seedling strength, and maize farming generally Late sowing than the field, the growth of corn inbred lines is weak, so the quality of soil preparation and soil moisture is more or less affected, we first deep plowing in autumn, winter irrigation, mu