. Effective farming; a text-book for American schools . Fig. The wrong kind of barnyard. Plant-food and humus are wasted in such yards as this. keep it moist, which is an advantage. Frear of the Pennsyl- vania Station found the loss in covered and trampled manure to be nitrogen, per cent, phosphoric acid, per cent, and potash, per cent, and the loss in covered and untrampled manure to be nitrogen, per cent, phosphoric acid, per cent, and potash per cent. The use of a covered barn- yard without an impervious bottom is not advised. Even if the bottom is hard earth
. Effective farming; a text-book for American schools . Fig. The wrong kind of barnyard. Plant-food and humus are wasted in such yards as this. keep it moist, which is an advantage. Frear of the Pennsyl- vania Station found the loss in covered and trampled manure to be nitrogen, per cent, phosphoric acid, per cent, and potash, per cent, and the loss in covered and untrampled manure to be nitrogen, per cent, phosphoric acid, per cent, and potash per cent. The use of a covered barn- yard without an impervious bottom is not advised. Even if the bottom is hard earth, about one-third of the fertility is lost by leaching. In Fig. 27 is shown a common tj^pe of barn- yard, — a covered barnyard would be much better. Allowing manure to accumulate in stalls. — In some sections a plan in use is to allow the manure to accumulate in the stalls,
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectagriculture, bookyear
