粳稻新品种毕粳39号的选育及高产栽培技术研究

Research on Seed Selection and High-yielding Cultivation Rice Variety-Bijing 39

毕粳 3 9号是毕节地区农科所采用多元复合杂交育成的粳稻新品种 ,于 2 0 0 0年 11月经毕节地区农作物品种审定委员会审定通过。同步研究的配套高产栽培技术为播期 4月中旬 ;密度 3 1.15 5万～ 3 6.3 45万穴 /hm2 ;施尿素 2 3 6.5 5～ 2 88.4kg/hm2 ,底施比例 46.2 %～ 5 3 .85 %。

Bijing 39 was new jopanic rice variety released by Bijie Institute of Agriculture,and authorization by Bijie Crop Authorize Committee in 2000. High-yielding cultivation programme as planting in the middle ten days of April, density of 0.311?5～0.363?5 million mest/hm 2, application urea of 236.55～288.4?kg/hm 2 and base application percentage of 46.2%～53.58% was researched.