Demand for food in these countries will also double, which, at their current low levels of agricultural productivity, will drive up demand for forest land.
But factors such as low population intensity and lowlandproductivity restrict the efficient demand for road transport.
但样本县因人口密度过小、耕地生产率低下等因素限制了对公路运输的有效需求。
3
Low eastern plains restoration of multi-district should increase the intensity of improved soil Suitable for the cultivation of crops to improve the productivity of land.