-
The external cause was due to the influence of the Quaternary Period glacier.
农业起源的外因则是受晚更世冰期的影响。
youdao
-
The glacier influence of Quaternary Period affect soil development obviously;
土壤发育受第四纪冰川影响明显，成土年龄短；
youdao
-
The glacier influence of Quaternary Period affect soil development obviously;
土壤发育受第四纪冰川影响明显，成土年龄短；
youdao