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1992年,江苏省高邮市横泾镇首次示范推行的抛秧制种初见成效。百亩汕优63组合制种田在扬花期虽遭受16号台风的影响,但仍获得了丰收,平均亩产达154.3kg,比大面积中苗移栽的田块平均亩增5.2kg。 抛秧制种就是对母本采用秧盘育秧,亩用种量3kg,在秧龄达9～10天时进行抛栽,此时秧苗
In 1992, Jingjing Town, Gaoyou City, Jiangsu Province, for the first time to demonstrate the success of throwing seedling seed production. Although the combined farming system of Baiyou and Shanyou 63 was affected by Typhoon No. 16 at flowering stage, it still achieved a bumper harvest, with an average yield of 154.3kg per mu and an average increase of 5.2kg per mu for transplanting of large-sized seedlings. Throwing seedling production is the female parent plant seedling raising seedlings, mu with 3kg seed, seedling age of 9 to 10 days for throwing planted, then seedling