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克山县克山镇城北村农民王明臣经过三年的艰苦努力,成功地创造了适合本地情况的蔬菜无土栽培技术。他在198平方米的温室内,进行蔬菜无土栽培。平均每平方米效益24.5元,高出蔬菜温室的30％,并具有投资少、效益高、病害少等优越性。王明臣是一个只有六年文化的农民,他靠顽强的毅力,刻苦钻研的精神,在短短的三年时间里,学习了有关无土栽培的科学书籍10余种,到外地各市、县登门求教18次,先后调换配方37次,累积投资15000余元。在这短短三年里,他承受了来自社会、亲人、家属各个方面的种种压力,甚至有时连饭都吃不上,然而他在有关人员的
After three years of painstaking efforts, Wang Mingchen, a farmer from Chengbei Village, Keshan Town, Keshan County, succeeded in creating soilless culture techniques suitable for local situations. He was in 198 square meters of greenhouse, soilless culture of vegetables. An average of 24.5 yuan per square meter of benefits, higher than the vegetable greenhouse 30%, and has less investment, high efficiency, less disease and other advantages. Wang Mingchen, a peasant with only six years of culture, relied on tenacious perseverance and painstaking study. In just three years, he studied more than 10 kinds of scientific books on soilless culture and went to cities and counties in other cities for advice 18 times, has changed the formula 37 times, a cumulative investment of 15,000 yuan. In this short period of three years, he has endured all kinds of pressures from all walks of life, his relatives, and his family members, sometimes even having trouble with his meals. However,