Sbih, Mahtali, Zoubeir BENSID, Zohra BOUNOUARA, Fouad DJAIZ, and Youcef FERRAG. “Establishment Theoretical of Recommendation Fertilization Guide of Vegetable Crops in Algeria: Concept and Validation”. JOURNAL OF ADVANCES IN AGRICULTURE 5, no. 1 (November 2, 2015): 606–620. Accessed May 12, 2024. https://rajpub.com/index.php/jaa/article/view/5054.