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Almeirão, quicúio e grama seda como alimento verde para pintos em crescimento

Resumo

The author studied in this paper effect of chicory (Chicorium intybus L.), kikuyugrass (Pennisetum clandestinum Hoahst) and a variety of Bermuda grass (Cynodon dactilon Pers.) named "Grama seda" as green feeds in growth of White Leghorn chickens (0-8 weeks). Males and females were se-pareted by feathering and development of comb. The results obtained can be summarized as follows : a) - Without separation of sex, the chickens that received green feeds showed better development than that did not receive green suplements. b) - The chicory showed to be something better that kikuyugrass and Bermuda grass, which had a similar effect. c) - The green feeds used had little influence in development of males. d) - The females in the lots suplemented by green feeds showed to be superior to the females in the lots that did not receive it. e) - The author think that the presence of some priciples having action in the female hormony function is responsable for the better growth in the lot that received green feeds.


Almeirão, quicúio e grama seda como alimento verde para pintos em crescimento* * Trabalho da 14a. Cadeira - 2a. de Zootecnia, apresentado à II Reunião Interamericana de Produção Animal realizada em Bauru (8-19/12/1952).

A. P. Trivelin

Assistente. Escola Superior de Agricultura "Luiz de Queiroz" Universidade de São Paulo

ABSTRACT

The author studied in this paper effect of chicory (Chicorium intybus L.), kikuyugrass (Pennisetum clandestinum Hoahst) and a variety of Bermuda grass (Cynodon dactilon Pers.) named "Grama seda" as green feeds in growth of White Leghorn chickens (0-8 weeks). Males and females were se-pareted by feathering and development of comb.

The results obtained can be summarized as follows :

a) - Without separation of sex, the chickens that received green feeds showed better development than that did not receive green suplements.

b) - The chicory showed to be something better that kikuyugrass and Bermuda grass, which had a similar effect.

c) - The green feeds used had little influence in development of males.

d) - The females in the lots suplemented by green feeds showed to be superior to the females in the lots that did not receive it.

e) - The author think that the presence of some priciples having action in the female hormony function is responsable for the better growth in the lot that received green feeds.

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AGRADECIMENTO

Agradecemos ao Prof. Alcides Di Paravicini Torres pelas críticas formuladas e ao Armando Porta, pela confecção das análises químicas das forragens verdes empregadas.

BIBLIOGRAFIA

  • 1 - EWING, W. RAY., 1951 - Poultry nutrition. 4a. Ed. Rev. South Passadena, California.
  • 2 -GRANER, E. A., 1952 - Como aprender estatística. Edições Melhoramentos. São Paulo.
  • 3 - HEUSER, G. F., 1946 - Feeding poultry. John Wiley Sz Sons. New York.
  • 4 -HUGHES, H. D, HEATH, M. E. and METCALFE, D S., 1951 - Forragens. The Iowa State College Press.
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  • 11- TORRES, A. Dl PARAVICINI, 1947 - Alimentação dos marrecos 1. Forragem verde. Anais da E. S. A. "Luiz de Queiroz" 4: 268-275. Piracicaba.
  • 12 - Torres, A. Dl PARAVICINI, 1949 - Alimentação das aves. Noções práticas. Ed. Melhoramentos. São Paulo.
  • 13 - VEIGA, J. S. e RIBEIRO, O. F., 1951 - Estrogenics em plantas forrageiras e seu possível efeito sobre a fertilidade dos rebanhos nacionais nos períodos das águas e da seca. (Nota prévia). Anais do V Congresso Brasileiro de Veterinária. São Paulo.
  • 14---------------. , What is the value of lawn clippings silage in poultry feeding ? N. J., Rept - 1941-1942-30.
  • *
    Trabalho da 14a. Cadeira - 2a. de Zootecnia, apresentado à II Reunião Interamericana de Produção Animal realizada em Bauru (8-19/12/1952).
  • Datas de Publicação

    • Publicação nesta coleção
      06 Nov 2012
    • Data do Fascículo
      1952
    Universidade de São Paulo, Escola Superior de Agricultura Av.Páduas Dias, 11, C.P 9 / Piracicaba - São Paulo, Brasil, tel. (019)3429-4486, (019)3429-4401 - Piracicaba - SP - Brazil
    E-mail: scientia@esalq.usp.br