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我大队一九七六年早造繁殖广陆银不育系,面积2.62亩,总产397斤,亩产151.5斤,栽培措施如下。 (1)父母本的播插期。不育系4月19日播种,5月6日插秧,秧龄17天。保持系为了延长花期,分两期播种,两期插秧。第一期4月24日播,5月8日插,秧龄15天。第二期4月28日播,5月12日插,秧龄15天。播第一期保持系时,不育系已有一叶,播第二期时,已有1.5至2叶。 (2)培育粗壮分蘖秧。秧田播前五天,
As early as 1976, our brigade made the breeding of Guanglu silver sterile line, covering an area of 2.62 mu with a total output of 397 kg and a yield of 151.5 kg per mu. Cultivation measures are as follows. (1) The parental broadcast period. April 19 sterile CMS sowing, May 6 transplanting, seedling age 17 days. To maintain the Department in order to extend the flowering, sowing in two phases, two planting. The first phase of April 24 broadcast, May 8 inserted, seedling age of 15 days. The second period broadcast on April 28, May 12 inserted, seedling age 15 days. Broadcast the first period to maintain the Department, the CMS has a leaf, broadcast the second phase, there are 1.5 to 2 leaves. (2) cultivate thick tillering seedlings. Five days before sowing sowing,