S. K. Chaudhary, N. Kotwal, M. Kumar, N. Sharma, and S. K. Sharma, “Critical Ranges of Zinc in Soils and Leaves in Relation to Visual Symptoms in Apple Orchards of Temperate Jammu and Kashmir, India”, IJEP, vol. 11, no. May, 2, pp. 111–116, May 2024.