The appearance of this product is black or brown particles. PH：6.0-8.0； Particle size: 2mm-4mm

effect:

(1) It is rich in nutrients and has long fertilizer effect. It can stably and continuously promote the healthy growth of plants.

(2) Activate soil nutrients and improve fertilizer utilization.

(3) Improve soil structure. Enhance the ability to save water and fertilizer.

(4) Enhance the ability of plants to resist adversity, disease and drought. Prevent plant diseases and insect pests. Reduce production costs.

（5） Reduce farmland pollution. Reduce the content of nitrate and heavy metals in the soil.

(6) Improve plant quality and yield.

For Soil:

Prevent fertilizer loss and maintain fertilizer effect

Regulate the environment of microorganisms

Improve water holding capacity and aeration

Increase soil fertility and weaken soil

Increase soil aggregate structure

Boosting effect of phosphoric acid

Prevent soil acidification