List of Articles thermal germination rate index Open Access Article Abstract Page Full-Text 1 - The Effect of Different Methods of Calculation of Germination Rate in Evaluation of Sprouting potential of Purple nutsedge (Cyperus rotundus L.) tuber and Estimation of Thermal Thresholds sajad mijani mehdi rastgoo ali ghanbari mehdi nassiri mahallati jose luis Gonzalez-Andujar