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杭州大观山种猪场长命四队,于1973年春在新开荒的瘠薄丘陵7.43亩上,密植了桃单芽苗788株,其中6.2亩628株的特早熟水蜜桃在精心培育下,1974年个别单株开始结果,1975年共产8128.7斤,平均亩产1311.1斤,1976年进入盛果期,该年共产15489.5斤,平均亩产2498.3斤,平均株产23.54斤,最高株产达61斤,1977—1980年每年平均亩产保持在2400斤左右,而全队1977—1980年每年平均亩产仅1700斤。在浙江生长季多雨日交差小,夏秋高温干旱无灌溉条件下,属于中上等水平,8年每亩平均盈余636.46元。目前,全园树势与一般稀植园相同。估计1981年仍能保持原有产量。
Hangzhou Dagangshan pig farms long-life team of four, in the spring of 1973 in the new open barren hills of 7.43 acres, densely populated peach single sprouts 788, of which 62 acres of 628 strains of precocious peaches under carefully nurtured in 1974 The individual plant started the results, in 1975 a total of 8128.7 kg, an average of 1311.1 kg per mu, into full-fruit period in 1976, the year a total of 15489.5 kg, an average of 2498.3 kg per mu, average yield of 23.54 kg, the highest strain of 61 kg, From 1977 to 1980, the average annual output per mu remained at about 2,400 kg, while the average annual output per mu was only 1,700 kg in 1977-1980. In the growing season of Zhejiang, the rainy day was small and the summer and autumn high temperature and drought were irrigated, belonging to the upper middle class. The average surplus per mu in 8 years was 636.46 yuan. At present, the whole garden and the general rare plantation the same. It is estimated that the original output will still be maintained in 1981.