编辑同志:农民张某与孙某系前后院邻居,张某在前院居住,其西侧有一块承包地,两家耕种此地均从张某后院墙外的地段进入。2001年12月,孙某未经有关部门批准,擅自将通道套入自家院内,修起围墙,致使张某去往其承包地的惟一通道被堵死,承包地无法耕种。请问,张某应该怎么办?读者:程斌程斌读者:这是一种典型的相邻通行纠纷案。我国《民法通则》第八十三条规 Edit comrades: farmers Zhang and Sun Mou Department of neighbors before and after the hospital, Zhang living in the forecourt, the west side of a contract to land, the two cultivated here from Zhang backyard wall entrance into the lot. December 2001, Sun without the approval of the relevant departments, unauthorized access to their homes into the channel, repair the wall, resulting in Zhang's contract to the only channel was blocked, the contract can not be cultivated. Excuse me, what should Zhang do? Readers: Cheng Bin Cheng Bin Reader: This is a typical case of the neighboring passage. China's “General Rules of Civil Law,” Article 83 regulations