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通过1986～1990年期间的山渣资源考查，查清了内蒙古山植栽培有110余年的历史，野生种质资源有5个种，栽培品种资源11个品种（1985年前）
Through the examination of the mountain and slag resources from 1986 to 1990, the history of cultivation of mountainous plants in Inner Mongolia has been found for more than 110 years. There are 5 species of wild germplasm resources and 11 varieties of cultivated species resources (before 1985)