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一、引言目前我省双季晚稻主要分布在淮河以南地区(以下简称淮南地区),种植面积约占水稻总面积的30%,产量占水稻总产的四分之一上下,所以抓好双晚生产的合理布局是实现均衡增产的重要一环。温度是双季稻栽培的一个重要条件。
I. INTRODUCTION At present, the double-season late rice in our province is mainly distributed in the area to the south of the Huaihe River (hereinafter referred to as Huainan). The planting area accounts for about 30% of the total rice area and the output accounts for about one quarter of the total output of rice. Therefore, The rational layout of late production is an important part of achieving balanced production increase. Temperature is an important condition for double cropping rice.