沼液肥
Search documents
江西新余:秸秆发酵变沼气 发电供气再利用
Yang Shi Wang· 2025-11-05 02:20
Core Viewpoint - The article highlights the innovative approach taken by a company in Xinyu, Jiangxi, to utilize excess straw after harvest, transforming it into clean energy and organic fertilizer, thereby benefiting local farmers and promoting environmental sustainability [1] Group 1: Straw Utilization - The company in Xinyu collects straw from fields after harvest, which was previously left to decompose or burned, causing pollution [1] - The collected straw is processed with livestock manure in anaerobic fermentation tanks, producing biogas for electricity generation and residential gas supply [1][1] - The fermentation process yields 20 million kWh of electricity annually and meets the gas needs of 5,000 households [1][1] Group 2: Organic Fertilizer Production - The company produces 30,000 tons of organic fertilizer and 380,000 tons of liquid fertilizer each year from the fermentation byproducts, which are then returned to the fields [1][1] - This process not only provides organic fertilizer but also supports local agricultural production [1] Group 3: Diversified Utilization Methods - Xinyu has developed multiple pathways for straw utilization, including edible mushroom substrates, beef cattle feed, and fiber processing, creating a comprehensive recycling model [1] - The city recycles 450,000 tons of straw annually, achieving a recycling rate of 95.53% [1]