@article {wahinya2015economic,
	title = {Economic and biological values for pasture-based dairy cattle production systems and their application in genetic improvement in the tropics},
	year = {2015},
	publisher = {Journal of Animal Production Advances},
	author = {Wahinya, Peter Kiongo and Okeno, Tobias Otieno and Kosgey, Isaac Sanga and Kahi, Alexander Kigunzu}
}
