Isbn: 9787517026488 - 退耕还林工程建设对县域的影响 (1 risultati)

paperback. Condizione: New. Pub Date: 2014-11-01 Pages: 239 Language: Chinese Publisher: China Water Power Press Grain for Green Project impact on the county's Grain for Green Project to build an ecological. economic and social impact of the county on the theme. with 3S technology as a means of combining the field plots (plot) survey experiment and mathematical analysis. through different types of local (Grass) to plant diversity. community productivity. soil physical and chemical properties. Woodland hydrological effec.…