Cash crops refer to crops with strict selection of natural conditions, complex technical requirements, and high economic value of products. They are mainly used as industrial raw materials, so they are also called "technical crops" or industrial raw crops. There are many types of cash crops, including cotton, oilseeds, hemp, mulberry silk, tea, sugar, vegetables, tobacco, fruits, and medicinal materials.

NPK compound fertilizer formula suitable for cash crops:

Tea leaves, tobacco leaves (crops with leaves as commodities):
  15-15-15, 14-16-15 (spraying process), 26-5-7 (high tower sulfur base)

Fruit trees, tuber crops: (Various commercial crops such as fruits, strawberries, blueberries, potatoes, sweet potatoes, yam, pumpkin, garlic, onion, sugar cane)
15-15-15, 14-16-15, 15-8-20 (spraying process), 22-6-18, 21-6-13, 19-5-21, 17-6-23, 18-12 -18,17-5-26,17-17-17,17-5-26 (high tower thio group)

Soybean, sesame, cocoa and other low-yield crops are generally selected: balanced potassium sulfate such as: spray spray 14-16-15, 15-15-15. Ammonia potassium sulfate: 17-17-17