Walnut tree is bigger, the planting density is low, such as alfalfa, ryegrass, dwarf crops, grass to care, to promote the production of fertilizer.

核桃树体较大，定植密度较低，如紫花苜蓿、黑麦草、矮秆农作物等，以草养地，以肥促产。

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Walnut tree is bigger, the planting density is low, such as alfalfa, ryegrass, dwarf crops, grass to care, to promote the production of fertilizer.

核桃树体较大，定植密度较低，如紫花苜蓿、黑麦草、矮秆农作物等，以草养地，以肥促产。

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