Zalaghi, Ahmad, Seyed Kivan Marashi, and Mani Mojadam. 2019. “Evaluation Effect of Different Level of Vermicompost and Manure on Physiological Parameters of Cowpea (Vigna Unguiculata L.)”. Journal of Crop Nutrition Science 5 (3): 42-50. https://oiccpress.com/jcns/article/view/5917.