There are vast tracts of underdeveloped agricultural land, of very high quality, in known food exporting countries like Russia, Ukraine, Kazakhstan, Canada, Argentina and Brazil.
诸如俄罗斯，乌克兰，哈萨克斯坦，加拿大，阿根廷和巴西这些粮食出口大国，目前仍有大片产量高，但尚未开发的土地。
Its environmental quality has a direct influence on agricultural structure, land output and quality of its produces.
其质量水平及环境条件直接影响农业产业结构、耕地产出水平及农产品质量。
The agricultural land grade and evaluation is a necessary means to evaluate the quality of agricultural land, is the foundation to protect agricultural land, and is an urgent task for land management.
农用土地分等定级是衡量农用土地质量优劣的必要手段，是实行农用土地保护的基本依据，是我国土地管理部门即将开展的一项工作。
The land lost to non-agricultural construction in recent years is basically high quality land, such as vegetable plots and paddy fields.
近年来城市非农建设基本上是占用质量较好的耕地，以灌溉水田和菜地为主。
So it is imperative to take appropriate measures to improve the agricultural ecological environment and the quality of land.
必须采取相应有力措施，改善农业生态环境，提高土地质量。
The research aimed to evaluate the environmental quality of heavy metal Zn in the surface soil of the agricultural land in Baotou suburb.
评价包头市郊区农用地表层土壤重金属锌环境质量。
Having view thinks that the scale of agricultural land decisions the scale economic quality of management of agricultural land.
本文认为农地经营的规模经济性与农地规模大小没有直接的联系。
Having view thinks that the scale of agricultural land decisions the scale economic quality of management of agricultural land.
本文认为农地经营的规模经济性与农地规模大小没有直接的联系。
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