Show aw internal parasites cut yield of wool year round control program advocated most of the emphasis on parasite control in sheep has been tied up with faster gains better lamb car casses and prevention of damage to the intestinal walls of the animal attention of sheep men now is be ing directed to the effect of internal producers must be insect free parasites on the yield of wool michigan state college Is urging flock owners in that state to treat animals with to keep them in good condition and to get a heavier growth of wool cheno is administered as a drench or in pellets or mixed with salt and kept ept before e ore the flock all the time A dependable year round program calls for individual treatment of all animals in fall and spring and use of df the salt mixture throughout the pasture season this Is the program being followed by progressive sheep men to keep para sites in check soil needs nitrogen I 1 how lime clover and crop resi dues increase the soil s nitrogen and matter supply and thus boost crop yields is shown by the chart below this drawing izes results of tests at the dixon soil experiment field by university of illinois agronomists all three plots in the tests were limed and the crop rotation on each included corn oats and wheat one plot had no clover the small grain straw wa was s removed and the cornstalks were burned this plot produced a tour four year average of 57 bushels per acre the second plot had the same UME NO CLOVER cornstalks BURNED CORN COM 57 BU BLI 5 LIME SWEET CLOVER cornstalks BURNED CORN 81 BU LIME SWEET CLOVER cornstalks OAT AND WHEAT STRAW PLOWED LINVER CORN Ss du am M treatment except that sweet clover was seeded in the wheat and plowed under as a green manure crop for corn the hi increased creased nitrogen and organic matter from the clover boosted the corn yield 24 bushels on the third plot sweet clover was grown and in addition the corn stalks oats straw and wheat straw were returned to the soil soll the extra organic matter nitrogen and other plant foods thus saved and returned d in the crop residues gave the soil what it takes to yield 88 a bushels of corn per acre high milk producers required for profit the size of the milk wells Is le t true measure of the size of the milk veins this diagram of the udder structure by clemson agricultural college shows the udder structure in detail if it the end of the vein is forked two or three milk wells a L often may be found on either side A good mammary system is indi bated by a large udder which gets its capacity in length and width rather than excessive depth extend ing well up behind and forward new seed disinfectant suggested for cotton ceresani M seed disinfectant Is being recommended for use against numerous seed borne and soil borne crop diseases including seed borne angular leat leaf spot seed decay and seedling damping off of cotton the active ingredient of this new material Is ethyl mercury p toluene which has been successfully tested by colleges college over a pe period of years und under er the th designation of no 1452 F |