Usage of 2-4d plant growth regulator:
1. Tomato: From 1 day before flowering to 1-2 days after flowering, use 5-10mg/L 2,4-D solution to spray, apply or soak the flower clusters to prevent falling flowers and fruits.

Gibberellic Acid GA3 is a plant hormone. When it comes to hormones, many people think that it will be harmful to the human body. In fact, Gibberellic Acid GA3, as a plant hormone, is not harmful to the human body.

Gibberellic Acid GA3 is an important plant growth hormone that can promote seed germination. Gibberellic Acid GA3 has been found to activate some genes in seeds, making seeds easier to germinate under suitable temperature, humidity and light conditions. In addition, Gibberellic Acid GA3 can also resist adversity to a certain extent and increase the survival rate of seeds.

There are many types of foliar fertilizers. According to their effects and functions, foliar fertilizers can be summarized into four categories: nutritional, regulatory, biological and compound.