徐州地区是麦稻两熟地区,1976年试种杂交水稻19.4亩,平均亩产1,048.4斤,其中1亩高产田块亩产1,529.1斤。1977年示范面积4,704.5亩,平均亩产948.1斤,有五个县亩产超千斤,有三个大队在近300亩面积上平均亩产1,300斤,并出现亩产1,500斤以上的高额丰产田。有些单位由于种了杂交水稻,实现了麦稻两熟亩产超吨粮。我们 Xuzhou area is two areas of wheat and wheat, 1976 test hybrid rice 19.4 acres, the average yield of 1,048.4 pounds, of which 1 mu of high-yield plots yield 1,529.1 kg. In 1977, the demonstration area was 4,704.5 mu, with an average yield of 948.1 kg. There were over 10 kg of mu per mu in three counties. There were three brigades producing an average of 1,300 kg per mu in an area of ​​300 mu and a high-yielding field of more than 1,500 kg per mu. Some units due to the cultivation of hybrid rice, wheat and rice achieved two tons of grain per ton. we