The mixed style of farming and animal husbandry popular with some mountain minorities in the Middle and Upper Reaches of the Yangtze River is a highly flexible and workable means of livelihood and Mr.
流行于我国长江中上游山区一些民族中的农牧兼营经济，是一种具有高度适应能力和灵活调适功能的生计方式，杨庭硕先生将其称为“混成耕牧制”。
It also plans to restore natural forests, grasslands and other key habitats in the upper and middle reaches of the Yangtze to reduce soil erosion and soil sweeping into the river.
它还打算规复长江中、上游的天然丛林、草原和其他首要生境，以镌汰泥土流失和流入长江的土壤。
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