In equatorial and tropical regions the growing season ordinarily lasts all year; at higher latitudes (e. g., the tundra), it may last as little as two months or less.
在赤道和热带地区生长期一般为一年，而在纬度较高的地区(如冻原)，生长期可能为两个月或不足两个月。
In equatorial and tropical regions the growing season ordinarily lasts all year; at higher latitudes (e. g., the tundra), it may last as little as two months or less.
在赤道和热带地区生长期一般为一年，而在纬度较高的地区(如冻原)，生长期可能为两个月或不足两个月。
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