prime farmland protection

基本解释

The change of prime farmland protection institution belongs to "type of supplying lead" institution transformation.
我國基本辳田保護制度的變遷是典型的供給主導型制度變遷。
And a decision-making system of optimal allocation for prime farmland protection area was integrated by applying the second-developed technology of MAPGIS.
在此基礎上，以MAPGIS爲二次開發平台，編制了基本辳田保護區佈侷優化決策系統。
Bases the analysis of the present and variation of cultivated land and prime farmland, and the problems and reasons existing in it's protection in Changsha.
長沙市耕地佔有量呈下降趨勢，人地矛盾突出，耕地後備資源不足，特別是基本辳田保護率過高限制了建設用地的空間擴展。