**4. Technique of horticultural waste management**

Horticultural waste such as the peels, seeds, and other constituents of vegetables and fruits that contain high amount of phytochemical compounds and essential nutrients are used to produce different industrial products. It can be utilized to extract as well as obtain bioactive compounds that can be used in food, textile, and pharmaceutical industries as shown in **Figure 2**.

The techniques of horticultural wastes management consist of different applied strategies for different kinds of wastes. Generally chemical, biological, biofuels, and thermal strategies are followed throughout the world (**Table 5**).

### **4.1. Bioactive compound of agricultural waste**
