Show dath ot f of 2 20 trials at tho the IN station 11 14 we in farm at r tf of tl th three inch culta vetious a tiou of con rom nil ami iu in favor of at tile 1 inch walue iu in bo the other the yields ro equal illow ite ore are not in full ull award with similar vork at other eta sta and king ring concludes ai tie follows I 1 it fetui clus to bo be quite ly j rattled that vm will rare a cultivation as a deep mi As four inches is lens im productive that u one it pema also clear abal the beet beo depth to tot i Is noi constant either rith for boil poll or war tile pr problem Is i ninni wall a complex one aul awl in view of tile magni twe of lie the interests inter f involved merits a luora more extended mil and careful tady study than it ba has yet re miNed |