Bagasse utilisation refers to the various ways in which bagasse, a fibrous residue left over after sugarcane or other similar crops are processed for juice extraction, can be used. Bagasse has several potential applications and can be utilised in different industries. Here are some common uses of bagasse:

1. Bioenergy: Bagasse is a significant source of bioenergy. It can be burned to generate steam and electricity, providing power for sugarcane mills and nearby communities. This process is known as cogeneration or bioelectricity production. Bagasse-based cogeneration helps reduce reliance on fossil fuels and contributes to renewable energy generation.

2. Pulp and paper industry: Bagasse can be processed into pulp, which is used to make various paper and paperboard products. The fibrous nature of bagasse makes it suitable for pulp production. Using bagasse as a raw material for the paper industry reduces the demand for wood fibres and helps conserve forests.

3. Animal feed: Bagasse can be used as a component in animal feed formulations, primarily for ruminant livestock such as cattle. While bagasse has limited nutritional value, it can contribute to the fibre content of animal diets. However, bagasse must be treated or processed to enhance its digestibility and nutrient availability.

4. Composting and organic fertiliser: Bagasse can be composted or used as an ingredient in organic fertilisers. When combined with other organic materials, bagasse adds carbon, improves soil structure, and enhances nutrient content. It can be beneficial for agriculture and gardening, providing a sustainable alternative to chemical fertilisers.

5. Building materials and fuel briquettes: Bagasse can be used as a raw material in the production of building boards, panels, and insulation materials. It can also be processed into fuel briquettes or pellets for use in biomass stoves and boilers. These applications help reduce waste and promote sustainable construction and heating solutions.

6. Mushroom cultivation: Bagasse can serve as a substrate for mushroom cultivation. The fibrous structure provides a suitable medium for mushrooms to grow. Bagasse can be mixed with other ingredients like sawdust or wheat straw to create a nutrient-rich substrate for mushroom production.

7. Horticultural applications: Bagasse can be used as a mulching material for weed suppression and moisture retention in gardens and agricultural fields. It helps conserve water, prevent soil erosion, and improve soil fertility. Bagasse can also be used as a component in potting mixes for container gardening.