Allometric yield analysis (A new method) [Helianthus annuus, statistical analysis, Hungary]

agronomic characters analisis analyse analyse statistique analysis campanulatae compositae crops cultivos dicotiledoneas dicotyledons eastern europe economic plants europa europa oriental europe europe orientale helianthus helianthus annuus hongrie hungary hungria industrial crops methode methods monocarpos ornamentales oil crops ornamental monocarps ornamental plants plantas plantas industriales plantas oleaginosas plantas ornamentales plante plante de culture plante industrielle plante ornementale plante ornementale monocarpique plants productividad productivity profitability rendement rendimiento rentabilidad statistical analysis statistical methods statistics yields