S. Alan Walters

Southern Illinois Univ
Plant, Soil and Ag. Systems MC
4415 Southern Illinois University
Carbondale, IL
USA 62901-4415

Papers:
International Horticulture and Issues Water for Horticultural Crop Production in Afghanistan Nitrogen Management for No-tillage Zucchini Squash Influence of Vermicompost on Growth, Antioxidant Content, and Nitrate Concentration of Greenhouse Grown Spinach Fertility Management for Tomato Production on An Extensive Green Roof

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