runoff

October ,Supplement:i29（SCI收录）(3)Wenlong wang, Alin Lei, et al. Space-time Distribution of Runoff in Vertical Belts Of Soil Erosion Chain in Loess Region. International Journal of Sediment Research，2006（EI源刊）(4)王文龙，雷阿林等.土壤侵蚀链内细沟浅沟切沟流动力机制研究.水科...

It has numerous rivers with an average annual surface water runoff of over 90 billion cubic meters.。 3. 英语作文续写 with the development of customer consumption concept, more and more customer choose to purchase high price luxury mooncake for gift. it is popular that the mooncake be ...

Grow naturally. Eliminate the use of chemical pesticides in your yard or garden in favor of natural deterrents. Give your local threatened or endangered species a fighting chance to thrive without dealing with unnecessary toxins. Water runoff can spread pesticide chemicals far from your ...