@book{94678,
	author = {Romero Baltazar, Jaime},
	title = {Efectividad biológica in vitro de 4 bactericidas para control de la agalla de la corona (Agrobacterium tumefaciens) del aster (Callistephus chinensis)},
	publisher = {El autor,},
	year = {2008},
	address = {Chapingo, Méx. :},
	url = {http://10.13.5.2/tesis/106279.pdf}
}