Appropriately supply phosphorus and potassium in crops growing cycle. The product fastens crops growth and increase absorption of carbon dioxide. High content of potassium is recommended using in greenhouse.

Rich Crop Series contains the combination of nitrogen, available phosphate and zinc chelate. Fulveric acid, amino acid and fish extract are optional active ingredients to add in series to enhance crops harvest and the resistance of disease.
The series could additional add Fulveric Acid, Amino Acid or Fish Extract. Fulveric acid is a vast using growth conditioner to stimulate root developing and to help absorbing nutrients, enhancing chlorophyll quantity and increasing photosynthesis. Above all, fulveric acid could control stoma’s openness to decrease transpiration. This is important to resist in dry season or area.
Fulveric acid is one kind of Humic acid and it has general characteristics of Humic acid. Other features that Humic acid does not have are: 1. The molecular weight is small, easy to absorb and utilize by plants. 2. More functional groups. 3. Directly soluble in water.
In addition, Rich Crop Series could be added fish extract. Fish extract includes plenty of protein which main ingredient is nitrogen after decomposed. It improves crops nitrogen deficiency.