Clitoria ternatea L. as a Potential High Quality Forage Legume

  • Abreu, Matheus Lima Correa (Graduate Program in Animal Science, CCTA/UENF) ;
  • Vieira, Ricardo Augusto Mendonca (Laboratorio de Zootecnia e Nutricao Animal (LZNA), Centro de Ciencias e Tecnologias Agropecuarias (CCTA), Universidade Estadual do Norte Fluminense Darcy Ribeiro (UENF)) ;
  • Rocha, Norberto Silva (Graduate Program in Animal Science, CCTA/UENF) ;
  • Araujo, Raphael Pavesi (Graduate Program in Animal Science, CCTA/UENF) ;
  • Gloria, Leonardo Siqueira (Graduate Program in Animal Science, CCTA/UENF) ;
  • Fernandes, Alberto Magno (Laboratorio de Zootecnia e Nutricao Animal (LZNA), Centro de Ciencias e Tecnologias Agropecuarias (CCTA), Universidade Estadual do Norte Fluminense Darcy Ribeiro (UENF)) ;
  • Lacerda, Paulo Drude De (Empresa de Assistencia Tecnica e Extensao Rural do Estado do Rio de Janeiro (EMATER - RIO), Escritorio local de Saquarema) ;
  • Junior, Antonio Gesualdi (Laboratorio de Zootecnia e Nutricao Animal (LZNA), Centro de Ciencias e Tecnologias Agropecuarias (CCTA), Universidade Estadual do Norte Fluminense Darcy Ribeiro (UENF))
  • Received : 2013.06.17
  • Accepted : 2013.09.01
  • Published : 2014.02.01


Samples of Clitoria ternatea L. (Cunh$\tilde{a}$) were harvested at 35, 50, 70, and 90 d after a uniformity harvest in a field study designed as a completely randomized design with a total of 18 experimental plots. The dry matter yield of the whole plant was separated quantitatively into leaves, stems, and pods at each harvesting age. Chemical analyses and in vitro gas production kinetics were performed to assess the quality of the plant parts. Yields, chemical composition, and estimates of gas production parameters were analyzed by fitting a mixed statistical model with two types of covariance structures as follows: variance components and an unrestricted structure with heterogeneous variances. Fast and slow gas yielding pools were detected for both leaves and stems, but only a single pool was detected for pods. The homoscedasticity assumption was more likely for all variables, except for some parameters of the gas production kinetics of leaves and stems. There was no presence of typical pods at 35 and 50 d. In the leaves, the fibrous fractions were affected, whereas the non-fibrous fractions were unaffected by the harvesting age. The harvesting age affected the majority of the chemical constituents and gas kinetic parameters related to the stems. The leaves of this legume were the least affected part by the aging process.


Clitoria ternatea L.;Forage Yield;Chemical Composition;Gas Production Kinetics


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