Seeds of Arbutus andrachne possess a physiological dormancy that prevents synchronized and rapid germina­ tion. The seeds were subjected to different pretreatments involving hot water, concentrated sulphuric acid, gibberellic ...

With the objective of studying the effect of pretreatments involving sulfuric acid scarification, cold moist stratification, and scarification followed by stratification on germination of Cotinus coggygria Scop. seeds of ...