“conversion of cropland to forest and grassland”的概念、定义、翻译、参考文献-科学参考

单词	conversion of cropland to forest and grassland
释义	conversion of cropland to forest and grassland Encyclopedia 农学水土保持林草措施释 conversion of cropland to forest and grassland退耕还林还草从保护和改善生态环境出发，将易造成严重水土流失的坡耕地、易造成严重土地荒漠化及生态地位重要且粮食产量低而不稳的耕地，有计划、分步骤地停止耕种，因地制宜地造林种草，恢复林草植被。
随便看	appropriate health technology appropriate level of sanitary or phytosanitary protection appropriate period for rodent control appropriate scale of agricultural land management appropriate technology approval-based security issuance system approval plan approval system approval system for processing of agricultural genetically modified organisms approved lists of bacterial names approximability approximable approximable function approximable group approximable mapping approximable system approximant approximate approximate accuracy approximate analysis of laminar flame approximate analytic methods in nonlinear vibration approximate analytic solution approximate Bayesian computation approximate calculation approximate compactness

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