UPLB-PVTA research and manpower development ppogram: annual report 1980-81 [Philippines]

asia asie crops cultivos dicotiledoneas dicotyledons economic plants filipinas human resources living resources main d'oeuvre mano de obra manpower monocarpos ornamentales natural resources nicotiana nicotiana tabacum ornamental monocarps ornamental plants philippines plantas plantas estimulantes plantas ornamentales plante plante de culture plante ornementale plante ornementale monocarpique plante stimulante plants recherche recursos recursos humanos recursos naturales research resources ressource ressource humaine ressource naturelle ressource vivante solanaceae stimulant crops tubiflorae