Forage productivity of alfalfa under different growing conditions [field, glasshouse, hydroponics]

agronomic characters buildings campo champ clone clones construcciones cropping systems crops cultivation cultivo cultivos culture hydroponique dicotiledoneas dicotyledons economic plants equipment equipo facteur de production farmland feed crops feed legumes fields formas de descendencia forme de descendance greenhouses hydroponics invernaderos land legumes leguminosae leguminosas leguminosas forrajeras medicago medicago sativa methode methods papilionoideae plantas plantas forrajeras plante plante de culture plants pratique culturale production factors productividad productivity profitability progeny forms protective structures pure lines rendement rendimiento rentabilidad rosales serre sistemas de cultivo structure de protection surface agricole utile terre tierras yields