In the northern wheat growing areas, most of the water used by the wheat crop falls before the growing season and the crop is grown mainly on stored moisture from fallowing.

 
  • 在南部小麦栽培区,大部分雨水分布在4至10月份之间,这是小麦大致的生育期,尽管也有一些地区土壤水分是靠休闲时储蓄的。
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