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and in this you will be regulated according to the working of the bed, as some will be fit to spawn in two, three, or four weeks, others not in less than five or six, according to their length, and the strength of the dung. A bed of fifteen or twenty feet long will be sooner ready for spawning than one of forty or fifty.
After the bed has been made a fortnight or three weeks, examine it frequently by the trying-sticks, which we advised, examining them frequently and you will readily discover the requisite heat and proper state to admit of spawning.
Sometimes in very substantial beds, after they have remained seemingly long enough, and we are doubtful of an increase of heat, we begin spawning on the lower part of the bed first, which part becomes warm before
