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为了了解抗虫杂交棉中棉所 2 9在当地的特征、特性 ,1 999年襄樊市、宜城市棉办引进了中棉所2 9抗虫杂交棉品种进行示范试种 ,试验、示范在宜城市璞河镇 4个村麦套棉田进行。营养钵育苗 ,4月1 0日播种 ,5月 1日移栽 ,每公顷密度为 3.0万～3.3万株 ,移栽前每公顷施磷肥 750 kg、
In order to understand the local characteristics and characteristics of BMC 21 in Xiangfan City of Yichang City in 1999, Yicheng Mianbao introduced 29 varieties of Bt cotton in CCRI for demonstration test, experiment and demonstration Pu Pu Town, four villages in the village of wheat cotton field. Nutrition Bowl nursery, April 10 sowing, transplanting May 1, the density of 30,000 to 33,000 hectares per hectare before transplanting 750 kg of phosphate fertilizer,