conversion from farmland to forest and grass  退耕还林(草)

Conversion from farmland to grassland  退耕还草

The region of conversion from farmland to grasslan  退耕还草区

The region of conversion from farmland to grasslands  退耕还草区

conversion of farmland to forest  退耕还林

conversion of farmland to forest and grassland  退耕还林(草)

cropland conversion to forest land project  退耕还林工程

Land conversion to forest  退耕还林

transitional zone from forest to grassland  林草过渡带

conversing farmland to forest and grass land  退耕还林还草

Converting farmland to forest  退耕还林

converting farmland to forest and grassland  退耕还林草; 退耕还林

converting farmland to forest or grassland  退耕还林草

convertion of farmland to forest or grass land pro  退耕还林还草

convertion of farmland to forest or grass land project  退耕还林还草

grain for green returning farmland to forest  退耕还林

Key words: returning farmland to forest  退耕还林(草)

models of converting farmland to forest  退耕模式; 退耕还林模式

return farmland to forest  退耕还林