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文登县既是产粮区,又是花生重点产区。气候特点是秋季降温早,春季回暖迟,雨量大,热量少,无霜期短。全年日平均气温11—11.5℃,总积温4100—4300℃,日照2600—2700小时,无霜期185—200天。年降雨量800—900毫米,其中7、8月份占50—60％。以总积温和无霜期计算,一年之内,种一季作物有余,种两季作物不足。由于气候条件的影响,春播花生,一年只能种一季,需要占40％
Wendeng County is both a grain-producing area and a key producing area for peanuts. Climate is characterized by early fall cooling, late spring rebound, rainfall, heat less, frost-free period is short. The annual average temperature of 11-11.5 ℃, the total accumulated temperature 4100-4300 ℃, sunshine 2600-2700 hours, frost-free period 185-200 days. Annual rainfall of 800-900 mm, of which July and August accounted for 50-60%. To total accumulated temperature and frost-free period calculation, within one year, planted more than one crop, the lack of two crops. Due to the impact of climatic conditions, spring sowing of peanuts can only grow one season per year, accounting for 40%