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定州市农业区划办公室和市科委于1987年开始示范从河南省引进的国外长枝窄叶黄豆,表现出早熟、高产、且抗逆性强等显著特点。该市目前种植的黄豆品种主要是科八大呯和鲁豆四号,一般亩产120 150公斤。1987年在南城区农民冯小权承包田里种植长枝窄叶黄豆13亩,是夏播,大豆与高粱混种,大豆平均亩产314.5公斤,比其它品种增产一倍多。1988年又在30个科技示范户示范550亩,在自然灾害较严重的情况下,经过实收实打,平均亩产278公斤,比其它品种亩
Dingzhou City Agricultural Division Office and the Municipal Science and Technology Commission started demonstrating the foreign long-stemmed narrow-leaved soybean introduced from Henan Province in 1987, showing the characteristics of early maturity, high yield and strong resistance. The city currently grows soybeans are mainly eight branches and Lu Dou four, generally 120 120 kg per mu. In 1987, Fengcheng, a farmer from Nancheng District, planted 13 acres of long-leaved narrow-leaved soybeans in the field, which was mixed with summer sowing, soybean and sorghum. The average soybean yield was 314.5 kilograms, more than double the yield of other varieties. In 1988, another demonstration project of 30 science and technology demonstration households took 550 mu. In the more serious natural disasters, after an actual hit, the average yield per mu was 278 kilograms, more than that of other varieties of mu