2.626 Echiche
Farming practices in America's heartland, including excess fertilizers and poor soil conservation, have wrought unintended yet severe consequences on the Mississippi River. Fortunately, farmers, scientists, and citizens are pursuing more sustainable land-use practices that meet ambitious food production goals while ensuring the long-term health of precious natural resources.
Hapụ: Sep 23, 2010
Oge ojiri gaa: 57 Nkeji
Asụsụ: English
.Lọ nka: Bell Museum
Mba: United States of America
Nkedo: Bob Malos