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1984年华农驻京山点同京山县农业局一起,从福建省三明市引进杂交中稻汕优63进行试种和研究。1985年全县种植面积近10万亩,主要分布在七个产粮区。分布范围有山区、丘陵、平畈;有土壤肥力较高的“当家田”,也有土壤瘠薄、冷浸低温的边远田和低产田。1985年全县粮食比1984年增产4800多万斤,汕优63发挥了重要作用。经在全县七个区抽样调查验收汕优63 125块田,面积
In 1984, Peasants settled in Jingshan, Jingshan County, with the Bureau of Agriculture, Sanming City, Fujian Province to introduce hybrid rice Shanyou 63 trials and research. In 1985 the county planted nearly 100000 acres, mainly distributed in seven grain-producing areas. Distribution range of mountains, hills, flat 畈; higher soil fertility, “when the field”, but also the soil is infertile, cold dip low temperature fields and low yield fields. In 1985, the grain output in the county was increased by over 4,800,000 kilograms compared with that in 1984, and Shanyou 63 played an important role. After sampling in the seven districts of the county to investigate and accept the Shanyou 63 125 fields, area