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Los residuos agrícolas y su uso en la alimentación de rumiantes

Los residuos agrícolas y su uso en la alimentación de rumiantes

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capitulo 4 LOS RESIDUOS PECUARIOS Y <strong>su</strong> us0 EN LA ALIMENTACI~N DE RUMIANTES<br />

aum<strong>en</strong>to <strong>de</strong> 10s niveles sanguineos <strong>de</strong> aminoacidos es<strong>en</strong>ciales, al mismo tiempo que<br />

<strong>la</strong>s mediciones realizadas a sangre <strong>de</strong> <strong>la</strong> arteria caudal y <strong>la</strong> v<strong>en</strong>a mamaria mostraron<br />

que <strong>la</strong> g<strong>la</strong>ndu<strong>la</strong> capturaba una gran parte <strong>de</strong> estos aminoacidos (Ellingson eta/., 1992).<br />

En g<strong>en</strong>eral, 10s re<strong>su</strong>ltados <strong>de</strong>l empleo <strong>de</strong> <strong>la</strong>s harinas <strong>de</strong> plumas parec<strong>en</strong> satisfactorios,<br />

per0 como <strong>la</strong> producci6n <strong>de</strong> leche con ganado bovino <strong>de</strong> alto pot<strong>en</strong>cial g<strong>en</strong>etic0 es una<br />

actividad <strong>de</strong>licada y 10s animates son <strong>de</strong> elevado valor y l<strong>en</strong>ta reposicih, se <strong>de</strong>be investigar<br />

mas respecto <strong>de</strong> esta materia. Hay estudios que han mostrado problemas <strong>de</strong> utilizaci6n<br />

digestiva y productivos, al increm<strong>en</strong>tar 10s niveles <strong>de</strong> inclusi6n por sobre 6%<br />

(Harris et a/., 1991).<br />

4.5 REFERENCIAS BIBLIOGRAFICAS<br />

Andrighetto, I. and Bailoni, L. 1994. Effectof differ<strong>en</strong>tanimal protein sourceson digestive<br />

and metabolic parametersand milk production in dairy goats. Small Ruminant Research.<br />

1994, VOI.13, NO2, pp. 127-132.<br />

Bath, J. D., Dunbar, J., King, J., Berry, S., Olbrich, S. 1995. Byproducts and unu<strong>su</strong>al<br />

feedstuffs. Feedstuffs. Refer<strong>en</strong>ce Is<strong>su</strong>e. July 19, 1995. Vol. 67, N"30.<br />

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and grass hay. Journal of Animal Sci<strong>en</strong>ce (Abstr.) 5,1977.<br />

Berger, J. C. A., Kornegay, E, T., Font<strong>en</strong>ot, J. I and Webb, K. E. 1978. Digestibility of<br />

<strong>en</strong>siled swine waste and ground corn grain by gilt. Journal of Animal Sci<strong>en</strong>ce., Vo1.46<br />

(Abstr.), pp. 461. 1978.<br />

Bhattacharya, A. N. and Font<strong>en</strong>ot, J. f 1966. Protein and <strong>en</strong>ergyvalue of peanut hull and<br />

wood shaving poultry litter. Journal of Animal Sci<strong>en</strong>ce 1966, Vol.25, p, 367.<br />

B<strong>la</strong>rney, N., Mira, J., Sirhan, L. 1998. Comportami<strong>en</strong>to productivo <strong>de</strong> cor<strong>de</strong>ros sometidos<br />

asistemas <strong>de</strong> inclusi6n gradual <strong>de</strong> cama <strong>de</strong> broiler <strong>en</strong> <strong>la</strong> dieta. Memoria <strong>de</strong> Titulo, Depto.<br />

Producci6n Animal, Fac. <strong>de</strong> Cs. Agrarias y Forestales, Universidad <strong>de</strong> Chile.<br />

Choung, J. J. and Chamber<strong>la</strong>in, D. G. 1995. The effects of intrav<strong>en</strong>ous <strong>su</strong>pplem<strong>en</strong>ts of<br />

aminoacidson the milk production of dairy cows con<strong>su</strong>ming grasssi<strong>la</strong>geand a<strong>su</strong>pplem<strong>en</strong>t<br />

containing feather meal. Journal of the Sci<strong>en</strong>ce of Food and Agriculture. Vol. 68, No 3,<br />

pp. 265-270.<br />

C<strong>la</strong>ro, M. 1990. Consi<strong>de</strong>raciones tecnico-econ6micas para <strong>en</strong>gordas a corral. Revista El<br />

Tatterssall N"62, pp. 12-13. 1990.<br />

De Boer, F. and Bickel, H. 1988. Livestock feed resources and feed evaluation in Europe.<br />

Pres<strong>en</strong>t situation and future prospects. Elsevier, The Nether<strong>la</strong>nds. 408 p.<br />

206

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