无霜 frostless 生长期 growth period 生长期 generative stage; growing period; growing phase; growing season; growingseason; growth...
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The annual temperature is between sixteen and eighteen degrees, with distinct four seasons, abundant rain and long frostless period.
年平均气温在摄氏十六至十八度之间、四季分明、雨量充沛、无霜期长。
Jilin province belongs to cold district for rice plant. Because of its low temperature and short frostless period, 25 percent areas are suitable for planting middle or early maturing variety.
吉林省属寒地稻作区，由于气温低、无霜期短，有25%的面积适合种植中早熟品种。
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