@book{72863,
	author = {Naranjo Valdés, Medardo, and Martínez Reyes, Enrique,},
	title = {Manejo agroecológico de suelos agrícolas /},
	publisher = {UPEC, Universidad Politécnica Estatal del Carchi,},
	year = {[2015]},
	address = {Tulcán, Carchi, Ecuador :},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/45542/}
}