How continuous learning sustained this man's [Melito De Leon of San Anton, San Leonardo, Nueva Ecija, Philippines] Livelihood

animal health animal husbandry artificial insemination breeds (animals) cerdo citrus mitis engorde engraissement farmyard manure fattening filipinas fumier huerto frutal orchards performance de reproduction petite exploitation agricole philippines porcin race (animal) razas (animales) reproductive performance reproductividad sanidad animal small farms sostenibilidad sustainability swine verger