论文部分内容阅读
我市自1983年到1986年,全市累计种植杂交中稻299.98万亩,总产稻谷157.45万吨,四年平均亩产一直稳定在500公斤以上。其中1983年杂交稻面积99.77万亩,平均单产517.5公斤,1984年面积90.13万亩,、平均单产538公斤,1985年面积57.79万亩,平均单产518.4公斤,1986年面积52.29万亩,平均
The city from 1983 to 1986, the city planted a total of 2999800 acres of hybrid rice, total output of 1574500 tons of rice, four-year average yield has remained stable at 500 kilograms. Among them, the area of hybrid rice in 1983 was 997,700 mu with an average yield of 517.5 kilograms. In 1984, the area was 90.13 million mu with an average yield of 538 kilograms. In 1985, the area was 577,900 mu with an average yield of 518.4 kilograms. In 1986, the area was 522,900 mu, with an average of