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提高苹果单位面积产量,是目前迫切需要的问题,我们自1954年春开始至1957年冬止的四年中,在初步研究苹果的重要生物学特性的基础上,结合陕西武功的土壤和气候特点,改善了几项重要的农业技术措施,并举行了生产试验。试验结果证明了几项农业技术措施的良好效果。同时也表现出一些缺点。现在简要报导于下,并希同志们多加指正。
In the four years from the spring of 1954 to the end of 1957, on the basis of the preliminary study on the important biological characteristics of apple and the soil and climatic characteristics of Shaanxi Wugong, Several important agricultural technologies were improved and production trials were held. The test results proved the good effect of several agricultural technical measures. It also shows some disadvantages. It is now briefly reported below, and hope comrades more correct.