Show 7 erosion prevented I 1 by sound practice growing crops ile help in saying saving the soil by W J DRYDEN the late spring floods and heavy rains made many farmers realize that losses from water erosion can be serious michigan state col 3 vw lege specialists list tour four rules to reduce water erosion on farm farmland land 1 never leave the ground bare longer than necessary vegetation is I 1 important over the winter 2 As the slope of the land increases use more crops ol oi grass and sma small 11 grains and fewer cultivated crops 3 if medium sloping land landis Is cultivated tiva ted practice strip cropping cross slope seeding and tilling and use sod waterways and terraces 4 keep the soil in as ai 5 high a state ot of fertility as possible add lime where necessary use commercial fertilizers and add humus through natural manures green manures or crop residues soil building the difference between soh aoh building and soil sell mining Is shown in the chart below soil building means increasing the soils organic matter and plant food a supply and maintaining high crop yields it meads heaps teed feed ingabe soil and letting the soil feed he the crops rather than tryingly trying lo to feed each individual crop the comparative results shown here were obtained at thep the awing wing soil experiment held field in 1111 illinois one plot has had ha soil treat treatment melt since the field was mas established in 1910 the other Othir plot has bai had large amounts of WITH MANURE NOT X 4 z bs M vo is 44 4 owr LIUM 0 C MATTER ACRE I 1 lime e phosphate and potash to get heavy stands of deep rooted legumes corn states stalks have been returned to this plot the roti rotation tion on both plots has been tom corn oats clover and wheat crop yields covering a four year rotation tell the st story or corn production on the f fertilized plot plat was four times greater than on the untreated field oats nearly four times and wheat about eight er clover yield on the fertilized plot was 19 tons per acre atie he untreated plot la Is too acid to grow legumes despite the gre greater ater arno amounts tints of nitrogen rogen a and rid organic matter used in producing the higher yields the fertilized plot still contains 4 tons more organic matter and aco pounds more nitrogen than the untreated treated field farm fam hints that pay in better products the cornell results are in line w with ith e earlier arlier I 1 tests e ats of vitamins for cau calf scours in michigan arid and ohio even though the use of vitamins lacks encouragement there is prom lie its in another direction the sulfa drugs ha has I 1 been found helpful one of the faster acting sulfas wilch which has bag been used against dysentery in humans also has been used tully fully to in calf scours treatment in tests a combination of with kaolin and pectin wis was more effective than either or alone dont use binder twine for tying fleeces use paper twine instead when binder twine Is used pieces ot of the fiber break off and get into the wool these tail fail to take color when hen dyed who loses the sheep man scientists develop new slow fertilizer i A new slow acting nit nitrogen roien fer er ullmer which feeds sops over a long growing period has been developed by USDA soil scientists the new j product a series of combinations ot of urea and formaldehyde is called i uniform una torm form 1 since both principal components are in short supply commercial production will be small for or a short time early reports from field and greenhouse have been vry very satisfactory |