When the working parts and transmission parts of the manual planter are too clay or entangled with grass, they must be stopped for cleaning. It is strictly forbidden to clean by hand during the operation. Workers should wear protective equipment such as goggles, masks, and gloves when sowing seed mixes. After sowing, the remaining Manual Seeder should be properly handled, and consumption is strictly prohibited to prevent poisoning of humans and animals. There must be good lighting equipment for fertilization at night.
    Manual fertilizer applicator is strictly prohibited to adjust, repair and lubricate during the fertilization operation. A suspended fertilizer spreader with a seat or a pedal can stand or sit during operation, but it is forbidden to stand or sit when lifting, turning or transporting.
    After the trencher of the Manual Fertilizer Seeder is inserted into the soil, it is not allowed to go backward or turn sharply to avoid damage to the machine. It is forbidden to stand under the left and right markers and walk back and forth in front of the crew to avoid personal accidents.