Feb 1, 2024 · A steam explosion at 170 °C for 30 min has been used to increase methane production in swine manure, maximizing methane production by up to 200 % compared to untreated samples [149]. On the other hand, this type of pre-treatment, 160 °C for 60 min, for cattle manure resulted in a maximum increase of 109 % methane production [150]. 5.3.
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