论文部分内容阅读
1984年,我搞了3.5亩汕优63夏季制种,由于严格执行技术方案,获得了亩产315.7斤的好收成,比全村同组合亩产198.5斤,增产59.04%。在实践中我初步摸到汕优63夏制种高产技术. 1.父本明恢63,从播种到始穗经历90天左右,采用父母本播种差期35天,父母本播种叶差8.5叶,结果花期相遇较好,但不够理想,局部地块父本早1～
In 1984, I engaged in 3.5 acres of Shanyou 63 summer seed production. As a result of strict implementation of the technical plan, I obtained a good harvest of 315.7 kg per mu, 198.4 kg more than that of the same village with a yield increase of 59.04%. In practice, I initially touched Shanyou 63 summer planting high-yielding technology 1. Paternal Ming Hui 63, from sowing to the beginning of spike experience of about 90 days, the parents of this sowing poor 35 days, the parents of the sowing leaves 8.5 leaves , The results of flowering met better, but not ideal, local block father as early as 1 ~