Rural Economy, in Its Relations with Chemistry, Physics, and Meteorology: Or, Chemistry Applied to Agriculture

according acid acre action advantage allowance ammonia amount analysis animals appears ascertained ashes atmosphere azote becomes carbonic carbonic acid cattle cent certain circumstances color complete composition consequently considerable constitution consumed contains continued countries course covered crop Ditto dried dung earth effect elements employed equivalent experiments extremely fact fattening fatty feet formed give given grain green ground growth heat horse Hydrogen increase influence kind known land leaves less lime live manure matter means milk months nature nearly observations obtained organic oxygen particular period pints plants potatoes practice present principles produce proportion quantity ration regard roots saline salts sand season seed soil solution starch straw substances sufficient sugar surface taken temperature tion trees vegetable weight whole wood yield