Evaluation and path analysis the value of milk in stats of Paraná and Rio Grande do Sul

Cleiton Luiz Tonello, Leonir Bueno Ribeiro, Orlando Rus Barbosa, Carlos Eduardo Furtado, Carla Franciele Höring, Maicon Carard

Abstract


The objective of this study was to evaluate the conduct and path analysis the series of historical value of milk in stats of Parana and Rio Grande do Sul. The database was composed of historical series of amounts paid to the litre of milk in real, general price index, exchange rate, value of a litre of milk in dollars, value of the bag of maize, soya and wheat in real draws for the states of Parana and Rio Grande do Sul. Statistical analysis of the data involved path analysis and analysis of variance average, the test Tukey at 5% probability. It was observed that the greatest historical value of the value of milk in the state of Rio Grande do Sul was for the years 2007 with an average of R$ 0.60 and 2008 with average value of R$ 0.64. The value of a litre of milk in the state of Parana was significantly higher (P <  0.05) in 2007 and 2008 with averages of R$ 0.61 and R$ 0.64. There were significant differences in monthly average values of the amount paid to the litre of milk in the states. The value of the bag of wheat in the state of Parana had a high of 0.7698 direct effect correlation on the value of milk and the value of a bag of soybeans had direct negative effect on the value of milk. There was a variation of the remuneration litre of milk produced in the states of Parana and Rio Grande do Sul and that the direct and indirect effects of variables were correlated with the variable Rmilk.


Keywords


Remuneration; Effects; Soya



DOI: http://dx.doi.org/10.5433/1679-0359.2009v30n4p945

Semina: Ciênc. Agrár.
Londrina - PR
E-ISSN 1679-0359
DOI: 10.5433/1679-0359
E-mail: semina.agrarias@uel.br
Este obra está licenciado com uma Licença Creative Commons Atribuição-NãoComercial 4.0 Internacional