Seedling raising box for ratoon rice

The utility model belongs to the technical field of plant breeding tools, and discloses a seedling raising box for ratoon rice, which is provided with a box body, slide ways are in pin joint with thetwo sides of the inner wall of the box body, sleeved with bolts, welded to the clamping plates and connected with fixing caps through threads. A scale plate is glued to the left frame of the box body,a seedling raising plate is clamped to the clamping plate and provided with a seedling raising opening, and a soil humidity sensor is fixed to the bottom of the seedling raising opening through boltsand connected with the controller through electric signals. Through the arrangement of the clamping plates, the growth space of seedlings can be adjusted at any time according to the growth of the seedlings; by arranging scale lines, the growth height of the seedlings can be recorded at any time, and the seedlings can be observed conveniently; by arranging the soil humidity sensor, the soil humidity of the seedlings can be