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人参与 | 时间：2024-12-15 08:03:58
- 全世界的拯救盐碱地面积约有143亿亩，我国约有5亿亩盐碱地资源，科技这些盐碱地广泛分布于东北、荒滩孩子蛀牙疼怎么办华北、向盐西北内陆地区的碱地19个省（市、区）。粮食如滨海盐土和海涂、拯救黄淮海平原盐渍土、科技东北松嫩平原的荒滩孩子蛀牙疼怎么办盐土和碱土、半荒漠地区内陆盐土和青新极端干旱地区的向盐漠境盐土等五大片区。碱地 顶: 129踩: 8
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