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在毛主席“以粮为纲,全面发展”方针指引下,萧山县各地干部、贫下中农,坚持群众创造科学,实践获得真知的观点,经过1959年和1971年的试验,于1972年和1973年大面积推广海涂培育桑苗。全县1973年培育桑苗3800亩,其中利用海涂围垦堤坡的近三千亩,生产可出圃栽种桑苗四千万株,苗木质量很好。一般当年播下桑籽的实生苗株高一公尺,根颈围度4厘米左右;最大的有二公尺以上,根颈围度8厘米。益农围垦指挥部在一块含盐量千分之三的土地上,1972年5月播下桑子,1973年3月底嫁接,由于采
Under the principle of “taking grain as the key link and all-round development” of Chairman Mao, cadres and poor peasants and poor peasants in all localities in Xiaoshan County persist in the idea of obtaining truth and understanding from the masses, and through experiments in 1959 and 1971, in 1972 and 1973 Large area to promote the cultivation of sea cucumber seedlings. In 1973, the county cultivated 3800 mu of mulberry seedlings, of which nearly 3000 acres were cultivated by the Tainhantan reclamation embankment. 40 million mulberry seedlings could be planted in nurseries, and the nursery stock was of good quality. Sang seedlings were generally sown one-year-old seedlings, root neck circumference of about 4 cm; the largest two meters above the root neck circumference of 8 cm. YIN Nong reclamation headquarters in a salt content of three thousandths of land, sowing in May 1972, mulberry, grafted in late March 1973, due to mining