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江西更新农場位于余江县境南,历年种植双季稻,1964年全場水稻亩产跨千斤。試驗站早稻平均亩产572斤,双季晚稻平均亩产502斤。这里是紅壤丘陵地区,多数是粘壤质鱔泥田或黃泥田,也有少数夹沙泥田。亩产跨千斤的肥料基础是,平均亩施3,000斤左右的紅花草綠肥及少量的牛栏粪及猪粪;此外,便是合理施用化学氮肥。到1964年止,該場有8年大面积施用化学氮肥的历史。8年来的經驗証明,化学氮肥施用
Jiangxi update farm is located in Yujiang County in the South, the calendar year double cropping rice, 1964 acres of rice acres across the board. The average yield of early rice in experimental station was 572 kg, and the average yield of late rice in double season was 502 kg. Here are red soil hilly areas, most of the clay soil moray fields or yellow mud fields, there are a handful of sand mud fields. Across the kilograms of fertilizer is based on an average of 3,000 pounds per mu on the red grass green manure and a small amount of bullpen and pig manure; In addition, it is the rational use of chemical nitrogen fertilizer. By 1964, the site had a large area of 8 years of chemical nitrogen fertilizer application. Eight years of experience have proved that chemical nitrogen fertilizer