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作物种质资源农家保护
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作物种质资源农家保护
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农学
作物种质资源农家保护
释
crop germplasm resourceson-farm conservation
作物种质资源农家保护
由当地农民在自家农田和庭园延续种植各种作物品种,在这些品种得到世代流传的同时,也使其不断经历自然选择和人工选择的过程。又称农户保护。
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Church of Bayana
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Church of John Chrysostom in Yaroslavl
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Church of Prophet Elijah in Yaroslavl
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Church of St. Panteleimon in Galicia
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Church of the Dormition
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Church of the Intercession on the Nerl
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