指出本年度年平均气温偏高、年降水量正常略偏少,年日照时数偏少,气象灾害多,发生频繁,气候条件对农业生产有利有弊。
The temperature is a lightly higher, the precipitation is a slightly less, the sunshine time is less and calamities are frequent, which possess advantages and disadvantages to agricultural production.
利用231个气象站多年平均年雨量资料估算了黄土高原地区多年平均降雨侵蚀力,并绘制了等值线图。
Average annual rainfall data from 231 weather stations were used to determine the spatial distribution of erosive rainfall.
中国的农业重旱省区与气象干旱区不相吻合,雨水较丰的湖南、湖北两省单位耕地面积的多年平均受旱程度亦很严重。
The heavy agricultural drought areas of China do not match with the meteorological drought areas. The average drought degree over years in Hunan and Hubei province of a plenty of rain is also serious.
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