1. Agricultural nonpoint source pollution
المؤلف:
المکتبة: كتابخانه مركزي دانشگاه شهركرد (جهار محال و بختیاري)
موضوع: Agricultural pollution, United States,Nonpoint source pollution, United States,Watershed management, United States,Water quality management, United States
رده :
{
1648
},
750ff633225660fbe3cd103d0f2ea5aa
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2. Watershed management
المؤلف: V. V. Dhruva Narayana, G. Sastery, U. S. Patnaik
المکتبة: كتابخانه مركزي و مركز اطلاع رساني دانشگاه شاهد (طهران)
موضوع: Agricultural pollution- United States,Nonpoint source pollution- United States,Watershed management- United States,Water quality management- United States
رده :
TD
،
428
،.
N3
,
W3
،
1990
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