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一九八一年北京郊区在以往旱种水稻经验的基础上,25000亩旱种杂交水稻获得成功。大兴县芦城公社康庄子旱种黎优57杂交稻150亩,平均每亩实产750斤,旱种越富品种60亩,平均每亩240斤;佟场大队80亩杂交稻旱种,亩产750多斤。旱种丰锦亩产240斤;大洼大队30亩旱种杂交稻亩产450斤,旱种京引47亩产350斤。西芦四队旱种地在收割前30厘米土层无潮土,常规稻失收,杂交稻亩产
On the basis of past experiences of dry cultivation of rice in the suburbs of Beijing in 1981, 25,000 acres of dry-cultivated hybrid rice were succeeded. Laxing Commune, Daxing County, Kang Zhuangzi Interplanting Liyou 57 hybrid rice 150 acres, an average of 750 kg per acre of real estate, dry cultivation more varieties of 60 acres, an average of 240 pounds per mu; Tong field brigade 80 acres of hybrid rice dry, 750 kilos per mu. Dry cultivation Feng Jin per mu 240 kg; Dawa Bora 30 mu dry hybrid rice mu yield of 450 kg, 47 kg of dry cited Beijing yield 350 kg. Xilu four dry cultivation in the soil before 30 cm of soil without Chao soil, conventional rice lost, hybrid rice mu