Using thermal and hydrothermal time to model seedling emergence of Avena sterilis ssp. ludoviciana in Spain - LEGUIZAMÓN, E S; FERNANDEZ-QUINTANILLA, C; BARROSO, J; GONZALEZ-ANDUJAR, J L (Blackwell Science Ltd, 2005)
http://dx.doi.org/10.1111/j.1365-3180.2004.00444.x
Keywords: ZA-ZE