PHOTOELECTRIC EMISSION AND REFLEXION APPARATUS FOR PROTECTING PLANTATIONS FROM FROST

摘要

A tower 1, assembled from metal parts or bars at the top of which are mounted projectors 3, which transmit by electricity light rays 3, over the plantations 6. Across the mirrors fitted on mounts 7, are mirrors 4 metallic or from other suitable material, which reflect the rays and protect the plantations from the frost.