四、农村访问这次农村访问主要是吸取当地农民对湿地与碱斑的生产利用意见,以及有关荒地开垦及管理的意见。农村访问在野外工作基本结束后进行,通过野外的土壤调查,对区域内的土壤有了较详尽的了解,大致掌握了各种土壤的特性,已知道其在利用上存在的问题,为了给今后生产上提出更具体而可靠的材料,除了通过室内化验分析之外,同时必须 IV. Rural Visit This rural visit mainly draws on local farmers’ opinions on the production and utilization of wetlands and alkali spots and on the reclamation and management of wasteland. After the field work in rural areas was basically completed, the rural visit was conducted through the field soil survey. The soil in the area was thoroughly understood and the general characteristics of various soils were known. The existing problems in utilization were known, Producing more specific and reliable materials, in addition to laboratory analysis, through the same time must