长山公社抗大大队7,262亩水田,有30%是碱性大、养分低的重碱地。近两年,在土、肥、水综合治理的基础上,积极推广了稻草还田。今年全大队搞了1,000余亩,普遍获得了增产。其中第四队连续两年用稻草还田70亩,平均亩产881斤,比没搞稻草还田的增产30.7%。 Changshan Commune Rescue Brigade 7,262 acres of paddy fields, 30% is alkaline, low nutrient heavy base. In the past two years, based on the comprehensive management of soil, fertilizer and water, the straw-returning has been actively promoted. This year, the entire brigade engaged in more than 1,000 mu and generally won the increase. One of the fourth team for two consecutive years with straw 70 acres, an average yield of 881 catties, straw than did not engage in straw yield 30.7%.