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“开心棉”高产栽培技术一种主要利用棉花叶枝夺高产的栽培技术，日前通过河北省省级鉴定。这种被棉农称作“开心棉”的栽培技术，能使棉花增产３０％左右，一般棉田亩产皮棉可达到１２５～１５０公斤。专家们认为，发明这项技术的刘永平等同志，为棉花高产开辟了一条新途...
“Happy cotton” high-yielding cultivation techniques A major use of cotton leaves to win high-yielding cultivation techniques, recently passed the Hebei provincial appraisal. This kind of cultivation technique called “happy cotton” by the cotton farmer can increase the cotton output by about 30%, and the average cotton yield per acre can reach 125-150 kg. Experts believe that Comrade Liu Yongping who invented this technology has opened up a new road for high-yield cotton.