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一、改良廁所(一) 1.结构如图一第一、二池的作用为使虫卵下沉建筑时皆以缸为底可避免渗漏。第三池則貯存已处理过的粪便。为了尽量适合农业用肥的需要,根据粪便在冬季最短的腐熟时间(15日)計算,其中經过第二池的时間为10日。粪池中粪与液如达一定比例,将更有利于虫卵下沉,所以除在廁所开始使用前用小便和污水等将第一池加滿外,尚須由管理人員每日用适量的水冲洗滑粪道两次,这样不但使
First, to improve the toilet (a) 1. The structure shown in Figure a first, two pools of eggs to sink the role of construction for the cylinder to the bottom to avoid leakage. The third pond stores the treated excrement. In order to make the best use of agricultural fertilizers, the excretion was calculated on the basis of the shortest maturity time (15 days) in winter, and the time of passing the second pond was 10 days. Fecal and septic tanks, such as up to a certain percentage, will be more conducive to the eggs subsidence, so in addition to the toilet before the first use of urine and sewage to fill the first pool, but also by the management of the daily amount of Wash the slippery manure twice with water, so that not only