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Image 5 of Kentucky farm and home science, vol. 4 No. 1 winter 1958

Part of Kentucky Agricultural Experiment Station

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V { S g_V_-. ¤ ing 80 percent roughage the lollowing eomlusions -— vs . _ ‘ A V _ A ` may be set forth: p- C QV _ __; Q. `_ 1, Supplemental protein aml carbohydrate above . V •*· ...; .:.k _ _,». .a · V Q. 2 . . . . ' . _ ’’=`· ui __- { ··V, the requtrentents lor maintenance dtd not nnprove . -6 , ` `“ i the utilization ol the low-quality timothy hay. t ‘ - , ».t,__ _ ‘· Z 2. Neither dtsttllers dried solubles, live veast nor ` H Wit- e l. i` ‘ allalla ash improved utilization ol any ol the three · .· 1:. ‘.¢......;. .... V..~»: ? _-·.» ;;,; -¤V’= - l- . I N ‘ * . ' 7 I _,__l _ ’._Vl sa low-quality roughages (cormobs, cottonseed hulls aml 4- ~ .» _.(__`°;___‘; i;1_;;;-%-.,.4 low-quality timothy hay). " »*l’l’ `"’`l‘» ._·: ???f1i‘ *;» X ,V... 3 . _ . ‘ . . . . . · ’·=· * ''‘.`'`` i .., ··l* . ’.··' ` ‘»`» V :l. l)1g€$[ll)1lll\' ol corncobs was not nnproved bv "”°' V V ,.,._ · _ supplementing rations with allalla ash or a trace . V =». _..·. g V‘`—» i . . . b ‘ V‘ V.·» 5 · .v Nj Illll]€l`2ll llllXllll‘€. V V · -:_-__ V; . ;- ;j=-sg;-;_ w- ‘ L VV__ .]_ lm-y·g;tsiug the starch content ol a c`ol‘ll<‘<>l) l‘1lll0ll c V ‘ »·_-V. , `; = V__V_ _ _VV_ _ decreased the digestibility ol the hbtous pottton ol V ,,, - V i a.VA- T ’ °--si :.. . `’’‘ g-#g i*;ji ‘°‘‘:-- _; corncobs. W he comhtion was alleviated by the addi- V V c i tion ol allalla ash or a trace mineral mixture. - — . ·,,v, ‘ . ’ . . . . . . . lt was apparent that the mineral needs ol the runn- These individual sheep teeders are used lor lattenmg aml _ _ , I- ,. ·b·l- , 1. nant led a low-quality roughage was increased by sup- 4 c igesu 1 lt} nt.: s. _ _ _ _ _ _ _ plemental energy. l·or maximum elhetency ol ingested p . - ---1 ____>_ I .__V_ -V-—.V _V_. ‘_V__ V.-» nutrients in a lattening regime, the mineral intake . “ `'*‘. J Z i ' must be adequate aml balanced. - V It V»· . A EE -=-=- · r ll . . . . . ° ,,-- l ‘ Fattemng and Maintenance Rahons Plus Additives 5 ` °‘‘‘ i ;| A ...... A-\dditives such as antibiotics, diethylstilbestrol aml " it ___( °_e° T `‘‘i ‘‘‘‘’‘‘‘‘ i 'l`orula yeast have been a much worked topic in rttmi- i .. `*Y =```' ’ N -—"°" `'`·` ‘ V·‘;i ‘ - · _ _ _, V ;VV _V-V `"Vr;°=·` V ‘»’‘‘ ¤ F nant ntttrttton the past tlnee \’€rll>. Vt .. _ .--- - _ > EF F? , , . . . ’ . it V I “ li; ·- lhe lollowmg observations may be made lrom the V~‘ . - V; i "’ .»= - . V · 4.} ‘ r f ‘¥ »`-= @-5; Q gg numerous lsentuckv trials which have been conducted V ‘ = < ’·‘`· . _ . . ‘ . . . . A _ .. "’*"i ‘ ‘t»‘ with sheep led maintenance aml lattetnng rattons. V gp ‘ ··-= ; V g sa V _ _ _ _ _ _ _ , , V; ‘ i`’‘ lhe utilization ol a maintenance ration containing VLM - ,_ A 80‘Q, corncobs was: (I) signilicantly decreased by sup— ` ‘ .V.V V- p|(·m;;·ntal aureomycin or aurolac 2.\ (5 <>l‘ lll lllg lll ’ ·i·-* ‘· V'=°` ’;·;.=;g __ ·- —g· .~. .,2..:, ` , _ · . _ * _' ' _ 4) __:(__(_:)__ -: ‘ p Lllll€()lll)’(`lIl—l"l(.l pet pound ol tation), and (2) not . *·v · .,;. . ·=·— 1 -,[_ _;._ if"` allected by supplementation with 2.5 or 5.0 mg die- ‘ V » F (Continued on page r) ‘ · . 2;%;. _ TK) · · I I ‘ ..,V. - ,, -~~- V Sheep metabolism crates hemg used lor nutrient balance A; _ V aml digestibility work. 1 ’ _ . . . . . . . MV il -3 V tenance aml lattennig rations is nnportant to the live- _ ,.V A (,v, , _ i l i V , . . . . . `V Q TM,. Y tv V ' ' stock economy ol lsentuckv. lhe .\nnnal Nutrition _ * ··—’ V ,»*~’ * _ · _ _ V V eg ._.. V ‘ l`t>l)€l` stl])[>l€lllClllLlll<>ll. llilll`C'€ ` i i / vi [Xi V VA/A _. low-t ualitv ron shares have been extensively studied i i .V " »’V . l . g . . V E. /1. . —corm·obs, cottonseed hulls aml timothy hay. lixperi- i l V Y ```'` ` -· ` ` 'V W4; mental results have shown that the librous portion, _ that portion containing energy in the lorm ol complex , sr V-\ Q /- _ car|>