Document Type : Research Paper
Authors
1 MSc in chemistry and soil fertility, Department of Soil Sciences, Gorgan University of Agricultureal Sciences and Natural Resources, Gorgan, Iran
2 Assistant Professor., Dept. of Soil Sciences, Faculty of Water and Soil Engineering, Gorgan University of Agricultural Sciences and Natural Resources, Gorgan
3 Assistant Professor., Dept. of Agronomy, Faculty of Plant Production, Gorgan University of Agricultural Sciences and Natural Resources, Gorgan
4 Academic member, Gorgan Institute for Cotton Research, Gorgan, Agricultural Research, Educatio,n and Extension Organization
Abstract
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