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一、引言 江苏沿海盐渍土区,位于长江以北,陇海铁路以南,串场河以东,约当北纬31°37′—35°,东径119—122°之间,共有面积二万一千平方公里左右,为一滨海冲积平原,南起南通专区的启东、海门、南通、如东、盐城专区的东台、人丰、射阳、滨海、淮阴专区的灌南、灌云,北至徐州专区的赣榆与新海连共12县市,南北全长约1000余华里,解放几年来,党和政府领导人民向盐渍土进行斗争先后成立了国营农场把这一广大平原的荒地垦种为棉田和部份的水稻田,全区渠道纵横,农田整齐,沿海堤设有挡潮闸,基本达到涨潮不倒灌,大雨不内涝,
I. INTRODUCTION Jiangsu coastal saline soil area is located to the north of the Yangtze River, to the south of Longhai Railway and to the east of the Chuanchang River. It is approximately 31 ° 37’-35 ° north latitude and 119-122 ° east longitude with a total area of 2 About 1000 square kilometers, a coastal alluvial plain, south of Nantong area Qidong, Haimen, Nantong, Rudong, Yancheng area of Dongtai, Renfeng, Sheyang, Binhai, Huaiyin area Guannan, Guanyun, North To the Xuzhou area of Ganyu and Xinhai even a total of 12 counties and cities, north and south total length of about 1000 Huarui, liberation years, the party and government leaders of the people to the saline soil struggle has set up a state-owned farms to the vast plains of the wasteland reclamation Kinds of cotton fields and part of the paddy fields, the region vertical and horizontal channels, neat farmland, tidal flats along the coastal embankment has been set up, basically reached the tide does not intrusion, heavy rains do not waterlogging,