Show 1 I SURE INSURE h ROTTING OF MANURE to keep up the fertility of the dry soils more humus producing crops must be grown many years in the dry region of the west there Is too little rainfall to insure thorough rotting of the manure this of course means that in the tha drier diler years tho the soils bolls will dry out badly causing the crops to fire from drought if the vegetable matter of the manure has been rotted sufficiently to produce humus the soil Is all the better able to resist the dry period to keep up the fertility and drought resisting quality of our dry soils it la is necessary to grow crops which produce more humus than they pon consume sume tho the grasses ali alfalfa alfa and sweet clover are such crops what barnyard manure Is produced can be ba more pr profet oat ably used as a top dressing for these crops crop a this can be accompanied by a system of crop rotation in which grasses alfalfa or peas alter alternate rite as pastures or meadows with the cultivated crops |