Early spring seedlings using light blue plastic film or white plastic film?
Use blue film. Because the early growth and development of crops are in a weak period, the impact on the environment is great.
The blue film absorbs light, which is converted to carbohydrates by chlorophyll, and is covered with white film. The light is too strong and the seedlings die easily. Therefore, we should pay attention to the use of choice, so that the healthy growth of seedlings.
