It is carried by short method or long method. The short method of composting consists of following steps.

• At first , the paddy straw is placed in layers and watered along with fertilizers , wheat bran , molasses, etc.
• All the substrates are thoroughly mixed with straw and stacked at 5 feet high , 5 feet wide and length as per requirement.
• The stack is turned on fourth day and watered on the second day.
• The stack is again turned on fourth day and watered by adding gypsum.
• The third and final turning is done on twelth day when the color changes into dark brown and emitting ammonia smell. 
• Thus prepared compost is pasteurized to kill undesirable microbes. This is carried inside steaming room at 60⁰ C temperature for 4 hours.

The compost is ready with pH 7.5 and moisture 70%.