中文摘要：

耕地入选基本农田是将总体规划确定的耕地按照一定的面积指标有选择地划为基本农田的过程。科学、合理地划定基本农田对于正确处理和协调农用地的农业利用与非农业利用之间的关系、严格控制非农业建设占用耕地的规模和速度、促进区域社会经济的可持续发展将起到十分重要的作用。为此，以龙口市为例，在建立了耕地入选基本农田的指标体系的基础上，生成决策矩阵，采用综合评价系数法对耕地入选基本农田进行排序，得到龙口市基本农田保护区规划图，实现了基本农田的空间定位，从而为土地整理规划提供依据，为基本农田保护规划的科学化、标准化奠定了基础。

英文摘要：

Selecting cultivated land as basic farmland is the process of dividing the cultivated land that has been planned generally into basic farmland according to the certain area target. It is of great importance for dividing the basic farmland scientifically and reasonably to handle and coordinate the relationship between the agricultural using and the non-agricultural using of farmland. It is also very important for strictly controlling the scale and speed of the non-agricultural construction which occupy the farmland and promoting the sustainable development of region social economy. This article take the Longkou city as an example, based on the establishment of farmland target system the decision-making matrix is formed. Then, there comes the planning map of the reserved basic farmland in Longkou after taking the synthesis appraisal method. Thus, the basic farmland space orientation is realized and it has provided the basis for the land arrangements plan and laid the foundation for the standardization and the scientific formation of the basic farmland protection plan.