y ng ence of S na Agricultural Water Management 97 (2010) 1102–1116 Contents lists available at ScienceDirect Agricultural Wate .e l 1. Introduction The North China Plain…
Slide 1 Effects of Soil Management on Soil Organisms Mary Barbercheck Dept. of Entomology Penn State University Slide 2 In 1 teaspoon of agricultural soil there are… …