FIELD: botany and forestry.
SUBSTANCE: invention relates to the field of botany and forestry and can be used to carry out complex research in the field of seasonal changes in plants, such as phenological observations, observation of the growth of leaves, shoots, flowers, fruits and cones. The device contains a frame on which a camera is mounted at one end and a vertical screen at the other. The upper part of the vertical screen facing the camera is made in the form of a whiteboard. A movable carriage is mounted on the frame between the vertical screen and the camera, on which a frame is mounted in a vertical position, in which a removable cassette with a mesh having a fixed cell size is installed. The movable carriage is equipped with a position lock relative to the frame, while the vertical screen is made in the form of a pocket with a cavity in which a set of removable cassettes with nets is located. There are two mounts on the frame: one for fixing the marker, the other for fixing the marker eraser.
EFFECT: device provides an expansion of technological capabilities.
1 cl, 1 dwg
