Show Artificial Manure Made From Grown Farm-Grown Crops l I Manure nure equal In quality to the b best bes st barnyard fertilizer can be made from farm grown materials and without the al o ho horses es or or other h r farm arm animals I according to a series of ot experiments that hire have been carried carrIel on n by the soils solIs department of the University of ot MIsI Mis Missouri MIs- MIs I for tor the past two years Ordinary wheat jor straw Is the Hie and ii a simple Inexpensive chemical mixture combined with rain Is the chief manufacturing agent which Changes the thc straw to manure within two or three months after It Is threshed The cost of the artificial manure varies between Go 65 an and 85 cents pe peton per ton according to the exper experiments ments can carried carded led out to date The process Is s briefly this A simpie situ situ- pie chemical 1 mixture re of ot 45 per cen cent ammonium l n sulphate 40 p per r cent agri fil limestone and 15 per cent su su- su- su Is mixed with the straw V at threshing time at the rate of ot pounds to a n ton of straw The straw Is blown Iown Into tInt flat piles plies not over five fhe or six feet deep In In order that It If may take up water readily from rains and start the rotting brought about by the chemicals s through their effect on the and molds in the straw The Tile length of time necessary to change the straw Into manure depends on the depth of ot the piles of straw and the amount of rainfall as ns water Is one of f the very necessary chemical agents In he the process of ot rotting |