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我场土地为滨海盐碱地，耕层上镶有机质1．4％～1．8％，全氮0．09％～0．11％，速效磷（P2O5），8．8×10－6～12.5×10－6，速效钾（K2O）330×10－6以上，耕层土壤全盐含量0．15％～0．3％，潜水矿化度平均4．6g／L，年降雨量610．gmm，75％雨量集中在7～8月份．自建场至80
The land in this farmland is coastal saline-alkali soil. The plow layer has organic matter of 1.4% -1.8%, total nitrogen 0.09% -0.11%, P2O5, 8.8 × 10-6-12.5 × 10-6, K2O 330 × 10-6 or above. The total salt content of topsoil is 0.15% -0.3%. The average salinity of the submarine is 4.6g / L and annual rainfall is 610. gmm, 75% of the rainfall concentrated in 7 ~ August. Since the construction site to 80