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一、基本情况 费县周家庄大队五年生密植园已创出平均亩产1048.43斤的国内先进水平。在高产典型的推动下,全县先后发展密植园1500亩,植株生长良好,丰收在望。如何延长密植园的经济寿命,达到连年稳、高产,改造方法起主导作用,这是当前急于研究的中心问题之一。 上冶区周家庄大队
First, the basic situation Fei County Zhoujiazhuang brigade five-year-old plantation has hit an average of 1048.43 pounds per mu of the domestic advanced level. Driven by high-yield typical, the county has the development of 1500 acres of close planting, plant growth is good, harvest in sight. How to prolong the economic life of close-planting plantations and achieve a multi-year stability, high yield and transformation methods play a leading role, which is currently one of the central issues eager to study. Shangrao District Zhoujiazhuang brigade