Site preparation and planting measures for mixed forests of strip mulberry and black locust in converting farmland back to forest on the plains
Black locust uses pit-shaped site preparation, with a specification of 80 cm by 80 cm by 80 cm, a plant-to-row spacing of 3 m by 5 m, and a planting density of 45 trees per 667 sq m; plant in spring and autumn, apply sufficient base fertilizer before planting, and water after planting; strip mulberry is planted between the black locust, using pit-shaped site preparation, and planted in spring, the rainy season, or autumn.
Black locust uses pit-shaped site preparation, with a specification of 80 cm by 80 cm by 80 cm, a plant-to-row spacing of 3 m by 5 m, and a planting density of 45 trees per 667 sq m; plant in spring and autumn, apply sufficient base fertilizer before planting, and water after planting; strip mulberry is planted between the black locust, using pit-shaped site preparation, and planted in spring, the rainy season, or autumn.