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https://khazra.ir/wp-content/uploads/2022/11/chalkod.jpg500500Deep Delving Deep Delving Considering the importance of feeding the tree in early spring, winter fertilizing prepares the fertilizer under the soil for use by the tree at the beginning of the plant’s growing season. Fertilizers recommended for the use of deep delving for all types of trees: Khazra Nano Chelated Iron fertilizer (20-60g per […]