在渤海湾沿岸的盐碱地带,最宽处可达60公里以上,面积辽阔,约有一半土地土壤含盐量在1.0%以上,尚未开发利用。其余部分地势较低,淡水充裕者已改为稻田。在地势稍高,淡水不甚充裕的地区,除改良为旱田之外,已有部分用于栽植果树。就河北省而言,渤海湾地区的各国营农场,如柏各 In the saline-alkali zone along the coast of Bohai Bay, the widest point can reach more than 60 kilometers with a vast area. About half of the soil in the land contains more than 1.0% of salt and has not yet been developed and utilized. The remaining part of the lower ground, ample fresh water has been changed to paddy fields. In slightly elevated terrain and less abundant fresh water, some have been used to plant fruit trees, except for improvements to dry land. In terms of Hebei Province, all state-owned farms in the Bohai Bay region, such as Pak Kho