Portable survey soil moisture content device of test paper type

The utility model discloses a portable survey soil moisture content device of test paper type, its characterized in that: including telescopic link, probe and the pile head that connects gradually, telescopic link, the inside cavity of probe with the pile head constitute working chamber, working chamber become airtight closing, the telescopic link tip be equipped with air exhaust device, air exhaust device include cavity, air exhaust rod and piston board, air exhaust rod and piston board fixed connection, the piston board with the cavity inner wall closely cooperate, the probe in can lay the test paper. During the use, contrast colorimetric card and the test paper after the test, confirm to correspond the moisture content. The utility model discloses an it is easy and simple to handle when the device uses, can record the moisture content in real time fast, each part passes through the helicitic texture and connects, and convenient to detach when not using conveniently carries. 本实用新型公开了种试纸型便携式测土壤含水率装置，其特征在于：包括