目前，土地违法案件的调查取证和证据认定工作，在实际操作上存在一些问题。主要表现在：调查报告不规范，重点不突出，调查笔录层次不清，字迹不工整，随意涂改、增减，证据材料不齐全，没有形成一个完整的证据锁链，现场勘测面积不准确；对证据认定的材料收集不充分，分析和 At present, there are some problems in the actual operation of investigation and evidence collection of land illegal cases. Mainly reflected in the following: the investigation report is not standardized, the focus is not prominent, the level of the investigation record is unclear, the writing is not neat, random alteration, increase or decrease, the evidence is not complete, there is no complete chain of evidence, inaccurate site survey; Insufficient collection of identified materials, analysis and