Influence of photoperiod and temperature on dry matter production and chlorophyll content in temperate grasses [also incl. net assimilation rate, NAR, long days, short days]

air temperature alopecurus pratensis altura anabolism anabolisme anabolismo analytical methods bromus inermis chlorophylle chlorophylls clorofilas contenido de materia seca dactylis glomerata dry matter content duration festuca pratensis fotoperiodismo growth rate hauteur height leaf area phleum pratense photoperiodicity poa pratensis superficie foliar surface foliaire taux de croissance technique analytique temperatura del aire variedades varieties