一九七七年晚造,我们全公社杂交水稻制种1668亩,平均亩产79斤,其中亩产百斤以上的630.9亩,二百斤以上的54亩,三百斤以上的19.052亩。有10.152亩连片的南优二号制种田平均亩产320.5斤。这十亩制种高产片位于茶垌大队平石生产队平石垌,这里是一个山区,但阳光比较充足,排灌方便,土质是沙质壤土,肥力中等。 In the late evening of 1977, we breed 1668 acres of hybrid rice in the communes, with an average yield of 79 kilograms, of which 630.9 acres are above 100 kilograms per mu, 54 mu are over 200 kilos, and 19.052 acres are over 300 kilos. There are 10.152 acres of contiguous Nanyou two system of farming average yield 320.5 kg. This ten mu of high-yield seed production is located in the tea production brigade Pingdingshan production team Ping Shijie, here is a mountainous area, but the sun is more adequate, convenient drainage and irrigation, soil is sandy loam, medium fertility.