葫芦岛地处辽宁西部 ,气候温和 ,干旱少雨 ,无霜期16 0ｄ左右 ,降水量 5 5 0ｍｍ左右 ,日照时数为 145 0ｈ ,常年≥ 10℃的活动积温为 34 0 0℃左右 ,属于一季有余 ,两季不足的旱作农业区 ,传统的农业以大田作物为主 ,玉米、高粱、谷子等作物的播种面积占耕作面积的 6 0 %以上 Huludao is located in the western part of Liaoning Province, with a mild climate, aridity, a frost-free period of about 16 0d, a precipitation of about 550 mm and a sunshine duration of 145 0 h. The accumulated accumulated temperature of perennial ≥ 10 ° C is about 34 0 0 C, In the dry farming areas where there are not enough seasons, the traditional agriculture is dominated by field crops. The sown area of ​​crops such as corn, sorghum and millet accounts for more than 60% of the total cultivated area