国审合豆1号大豆新品种选育

合豆 1号是安徽省农科院作物所用蒙 84 2 0为母本 ,油 88 86为父本通过有性杂交选育而成。 1997～ 1999年参加国家黄淮片大豆品种区域试验 ,平均产量 2 390 .6kg/hm2 ,比CK中豆 19增产 8.0 4%。 1999年参加国家黄淮片大豆品种生产试验平均产量 2 417.1kg/hm2 ,比CK中豆 19增产 13 .86 %。在多年多点试验示范中均表现抗病、耐旱、抗倒伏、高产稳产。蛋白质含量41.0 5 % ,脂肪含量 2 0 .38% ,生育期 10 0d ,是黄淮地区较理想的夏大豆品种

Breeding of New Soybean Variety Hedou No.1

Soybean variety--Hedou No.1 was bred through You 88-886 as male parent crossed with Meng 84-20 as female parent. The average yield of 2390.6kg/hm 2, which increased 8.04% more than that of Zhongdou 19, had been harvested in Huanghuai Regional Trial from 1997 to 1999. At the same time the average yield of 2417.1kg/hm 2,which increased 13.86% more than that of 13.86% Zhongdou,was also harvested in Huanghuai Production Test in 1999. The experiment in many plots for many years showed that Hedou No.1 was with the resistance to diseases, lodging, drought hardiness and the character of stable-high yield. The variety with the contents of protein and fat: 41.05% and 20.38% respectively, growth period: 100days, was suitable cultivated in Huanghuai areas as summer soybean.