Experiment 1: Study on the Effect of Potassium and Sulfur Fertilizer Dosage on Coffee and Tea Plants in the Business Stage on Red-Brown Basalt Soil in Lam Dong Province
[58] Nguyen Dinh Thi (editor-in-chief), Hong Bich Ngoc, Dam Thi Hue (2013), Plant physiology textbook, Hue University Publishing House, Thua Thien Hue, pp. 32-46. [59] Le Van Thinh (1999), Agrochemical Textbook, Agricultural Publishing House, Hanoi, pp. 47-62. [60] Nguyen Thi Thuy and Luu The Anh ...












