为紧密配合杂交水稻的扩大种植,摸索提高不育系产量的办法,我们于去年在不育系繁殖田里进行了再生稻试验观察。试验田0.4亩,设在我所油菜田里。这块田土质较孬,肥力较差,透水性强,插秧前干犁晒田,灌水耖耙,增施面肥。头季父母本罔朝阳1号 A×罔朝阳1号B,均于5月10日播种,6月2日同期插秧,8月10日收割,留谷茬2寸左右,割 In close cooperation with the expanded planting of hybrid rice and explore ways to improve the yield of sterile lines, we conducted a test of ratoon rice in the sterile field in the last year. 0.4 acres of experimental field, located in my rape fields. This field of soil is relatively weak, poor fertility, water permeability, dry plow before transplanting Sha Tin, irrigation rake rake, increase surface fertilizer. The first quarter of the parents indiscriminately Chaoyang 1 A * indiscriminately Chaoyang No. 1 B, were sown on May 10, June 2 the same period transplanting, August 10 harvest, leaving stubble about 2 inches, cutting