该地区解放后，陕甘宁边区在黄龙山垦区的基础上设立黄龙县。

After the liberation of the region, the Shaanxi-Kansu-Ningsia border region government in the Huanglong Mountain Reclamation established on the basis Huanglong.

灌溉农业是黑龙江垦区的支柱产业，而大型灌区又是商品粮生产的重要基地。

Irrigation agriculture is a pillar industry in Heilongjiang Reclamation area. At the same time, large irrigation area is an important marketable grain base.

文章收集了建三江垦区地下水监测数据，采用灰色关联分析法评价其地下水水质。

The paper collected mass groundwater data in Jiansanjiang area, adopted grey relation method to evaluate groundwater quality in this area.

棉田捕食性天敌组成及种群动态经过系统调查，初步得出该垦区捕食性天敌隶属于7目15科28种。

The population dynamic and composition of predatory enemiesThe results indicated 28 species of predators belonging to 7 orders, 15 families, were found in coton fields.

研究得到的农业管理分区可以指导精确施肥和农业生产管理，提高海涂围垦区的作物生产量。

The management zoning could guide the precise fertilizer and production management, and improve the crop production of tideland reclamation.