Show soils need air for total crop growth increasing depth of aeration boosts yield stuffy Suf Ty soils that have little or no oxygen available to the plant roots that grow in them just are not able to support high crop 7 yields felds hard working plant roots need 0 oxygen axy it if they are to do a good job of supporting the plant and collecting plant food for or the above ground parts working with muck soil N K euls ellis purdue university and richard morris U S soil conservation service found that when liberal quantities of oxygen penetrated the soil only tour four inches the yield of red sects beets sweet corn onions and chip it may pay to go deeper than th this Is plow Is set cewa potatoes was small when the so soils ils were ventilated to 18 inches the yields increased as much as 10 old fold when the depth of aeration wa was increased to 36 inches the yield of some of the crops was increased the yield of 0 carrots went from 3 to 33 tons per acre when the depth of aeration was increased from 4 to 18 inches sweet corn com yield went from 3 to 4 75 tons onions from 45 to 50 pound bags red beets from bom 3 75 to 13 5 tons and potatoes from about 12 to bushels bushela per acre oxygen in the soil for the use of the plant roots is the logical reason tor for the difference in cr crop op yields adequate plant food was available on all the plots rainfall during durand the season was sufficient to eliminate water as a limiting crop production factor on the muck soils KNOW YOUR BREED blue game chickens A tradition that has been ie recorded by the historians 0 of delaware Is that during the early days ot of the revolutionary war the men of capt jonathan caldwelle Cal dwells company took with them game chickens noted tor for their lighting fighting ability these chickens were said bald to be ot of the brood ot of a famous lue blue hen the company a soon oon received the sobriquet blue hens chickens and the state of delaware in 1939 adopted the blue hens chicken as the state bird the photograph shows a blue fowl resulting from a cross of black sumatra cock and blue splashed white hen ben as developed by the USDA I 1 trough and bath pen I 1 this drinking trough has an overflow pipe to carry water to the larger trough the arrangement eliminates the need for float valve drinking tough and bath pen courtesy james F lincoln foundation the pipe also serves as a part of the fence the water in the larger and lower trough Is carried away by an overflow pipe treating turkeys for blackhead recommended A little item on a largi large subject appeared recently in the official publication 0 of the american veterinary medical association 1 m ethyl e th y 1 chloride it seems has been recommended by leading veterinary authorities as a preventive ven tive of naturally occurring en ot of boults pa titis is a disease daisee se more common ly known kaoro as aa blackhead |