the plant growth regulator use for pineapple named pineapple king,the functions is that Through the advantage of restraining top, making pineapple plant and root tillers size and fruit weight increase, improving pineapple production and sugar-acid ratio, also make taste better,

On September 2, 2026, Yuncheng County, Shandong Province, widely implemented the "One Spray, Multiple Effects" integrated technique during a unified pest and disease control operation covering 107,500 mu of corn.

Ethephon dilution: Ethephon is a concentrated liquid, which needs to be appropriately diluted according to different crops and purposes before use. Generally speaking, a concentration of 1000~2000 times can meet various requirements.

The optimal timing for applying plant growth regulators centers on critical growth stages. Based on the characteristics of major crops in the Zhengzhou, Henan region, the specific application times are as follows:

Compound Sodium Nitrophenolates is a broad-spectrum plant growth regulator. Its core function is to promote cytoplasmic streaming and enhance cell vitality, thereby aiding in root formation, seedling strengthening, flower and fruit retention, and stress resistance. Known as a "cell activator,"

Controlling Excessive Growth and Dwarfing Plants:Uniconazole significantly shortens internodes and reduces plant height, preventing crops from becoming leggy and lodging due to excessive water or fertilizer. It is particularly suitable for tall or lodging-prone crops such as rice, wheat, and peanuts.

Selecting the appropriate type: There is a wide variety of plant growth regulators on the market, categorized into broad-spectrum and specialized types. Broad-spectrum regulators can be used on various plants, whereas specialized ones are limited to one or two specific types; selection should be targeted based on the specific need.

The primary advantages of plant growth regulators compared to plant hormones include:Ease of use: As exogenous substances, plant growth regulators can be applied intentionally based on agricultural production needs, making them more convenient to use.

The economic viability of plant growth regulators has a significant positive impact on farmers' returns. Key benefits include low costs, rapid results, high profitability, and labor savings, all of which help farmers increase yields and income, thereby boosting economic efficiency.