[林]
gully erosion control forest
... 山坡防护林 slope protection forest 沟道防护林 gully erosion control forest 梯田埂造林 terrace ridge afforestation ...
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gully erosion control forest
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参考来源 - 天津蓟县黄土梁子防护林体系植被结构研究 Study on Vegetation Structure of Shelter Forest System of Huangtuliangzi Area in Ji County of Tianjin
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