Biomass production, essential oil and physiological and anatomical foliar characteristics of Plectranthus neochilus Schlechter in function of organic manure, color shading nets and plants age

aceites esenciales adubação adubo orgânico anatomia vegetal análise foliar biomasa biomass biomassa biomasse chemical composition composition chimique composição química crecimiento crescimento croissance crop yield essential oils farmyard manure fertilisation fertilizer application fisiologia vegetal fumier growth huile essentielle leaf area plant anatomy produção vegetal rendement des cultures rendimento rendimiento de cultivos superficie foliar surface foliaire óleo essencial