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da zhong xing zhao qi gong cheng ( san ) qin xu chang zhao qi sheng chan ji shu
Author(s): 
Pages: 27-28
Year: Issue:  3
Journal: Rural Energy

Keyword:  沼气工程滞留期发酵温度禽畜粪便进料方式必要性直接影响高温发酵发酵工艺乳牛场;
Abstract: <正> 一、禽畜场办沼气的必要性和可行性。随着城乡人民生活水平的提高,我国食品构成已发生明显变化:奶、肉、蛋的需求量不断上升,城乡集体或个体的养鸡场、乳牛场、养猪场也逐渐增多。这些禽畜场的规模大小不等,少至几百头(只),多至数万头。在饲养过程中排出大量粪
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