, becomes filledwith microbes, which, accord-ing to the observations ofvarious biologists, appear tobe useful to mushroom-cul-ture only through the prod-ucts elaborated. Their roleis confined to favoring thechemical combustion by rais-ing the temperature at thetime of establishing the heapsor… … Forming the Beds of Manure be lowered to the mushroom-galleries. Here the workmenarrange it in beds as regular as possible in the center of thegalleries, the rocky walls of which are supported here andthere by piles of rubble to prevent thern from falling in. Inone of the illustrations workmen are…
Architecture, Domestic · Landscape gardening
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