The application of epsoTOP is produced shortly before or specifically within the flowering together with plant treatment method actions which is repeated from the duration of dormancy (3 to 4 months following flowering), since in this era the Mg and S demand is best.??ng th?i, t?ng kh? n?ng ch?ng ch?u và s?c kháng cho cây trong ?i?u ki?n kh?c ng