Chinese herbal medicine foliar fertilization

Chinese herbal medicine foliar fertilization is simple, convenient, low cost, quick and effective, and has a positive effect on increasing the yield and quality of Chinese herbal medicine.

      Roots and rhizomes such as Salvia miltiorrhiza, Radix Astragali, Chinese yam, Dihuang and Pinellia, foliar fertilization mainly phosphorus and potassium fertilizer, can be sprayed with 0.4% potassium dihydrogen phosphate solution or 2% calcium perphosphate leaching solution, 4% ash ash leaching solution. The spraying time is generally in the middle and late growth stages.

      Fruit seed kernels such as alfalfa, burdock, etc., foliar fertilization is mainly composed of nitrogen, phosphorus, potassium mixed liquid or multi-component compound fertilizer. Use 1% urea plus 2% calcium perphosphate leaching solution plus 1% potassium sulfate mixture, or spray with 0.2%-0.3% potassium dihydrogen phosphate solution. Spraying 1 or 2 times in the middle and late growth stages is effective for improving yield and quality.

      Whole grass, flowers such as andrographolide, honeysuckle, safflower, common foliar fertilizer urea concentration of 1% - 2% the amount of spray per acre 50--60 kg throughout the growing season spray 1--3 times.

      Fertilization time should be suitable for foliar fertilization. Generally, it is sunny in the morning, and it cannot be sprayed on rainy days. In case of rain within 3 hours after spraying, it should be sprayed after the weather.