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(一)有利的自然因素和生产条件肇州县位于松嫩平原的西南部,海拔130～228米。光照充足,年日照时数为2899小时,太阳年总辐射量120千卡/cm~2,生育期间(4～10月)为72.9千卡/cm~2。年平均气温3.6℃,≥10.0℃积温2796℃;昼夜温差大,无霜期为143天,有利作物生长。夏季雨多,气温高,6～8月降水量300.3mm,占年降水量的69.1%,4～9月份降水量为401.6mm,占年降水量的92.4%,雨热同季,为作物的正常生育提供了极有利的条件。
(A) favorable natural factors and production conditions Zhaozhou County is located in the southwestern Songnen Plain, 130 to 228 meters above sea level. Sunshine is sufficient, the annual sunshine hours is 2899 hours, total annual solar radiation 120 kcal / cm ~ 2, 72.9 kcal / cm ~ 2 during the growth period (April ~ October). The annual average temperature of 3.6 ℃, ≥ 10.0 ℃ accumulated temperature of 2796 ℃; large temperature difference between day and night, frost-free period of 143 days, favorable crop growth. Summer rainfall, high temperature, June to August rainfall 300.3mm, accounting for 69.1% of annual precipitation, precipitation from April to September was 401.6mm, accounting for 92.4% of the annual rainfall, rain and heat in the same season, the crop Normal birth provides very favorable conditions.