Low-carbon ecological cycle agricultural planting device

The embodiment of the utility model provides a low-carbon ecological cycle agricultural planting device, which belongs to the field of agricultural planting, and comprises a crop planting module for providing crop waste for a fermentation module and a biogas generation module, a poultry breeding module for providing poultry manure for a fertilizer liquid fermentation module and the biogas generation module, and a control module, the fermentation module is used for providing feeding foodstuff for the fish feeding module, the microalgae water purification module is used for purifying water of the fish feeding module, the power generation module is used for generating power based on solar energy and/or biogas provided by the biogas generation module, and the heat preservation module is used for preserving heat and providing illumination; the poultry breeding module is also used for carrying out air exchange with the microalgae water body purification module; and the crop topdressing module is used for carrying o