Zárate, M. A. & Tripaldi, A. The aeolian system of central Argentina. Aeolian Res. 3, 401–417 (2012).
Google Scholar
Chapin III, F. S. Functional role of growth forms in ecosystem and global processes. In Scaling Physiology Process (ed. Ehleringer J. R. & Field C. B.) 287–312. (Elsevier Inc., 1993). https://doi.org/10.1016/C2009-0-03319-4.
Jump, A. S., Mátyás, C. & Peñuelas, J. The altitude-for-latitude disparity in the rangeretractions of woody species. Trends Ecol. Evol. (Amst.) 24, 694–701. https://doi.org/10.1016/j.tree.2009.06.007 (2009).
Google Scholar
Donohue, K., Rubio de Casas, R., Burghardt, L., Kovach, K. & Willis, C. G. Germination, postgermination adaptation, and species ecological ranges. Annu. Rev. Ecol. Evol. Syst. 41, 293–319 (2010).
Google Scholar
O’Connor, T. Local extinction in perennial grasslands: A life-history approach. Am. Nat. 137, 753–773 (1991).
Google Scholar
Rotundo, J. L., Aguiar, M. R. & Benech-Arnold, R. Understanding erratic seedling emergence in perennial grasses using physiological models and field experimentation. Plant Ecol. 216, 143–156 (2015).
Google Scholar
Duncan, C., Schultz, N. L., Good, M. K., Lewandrowski, W. & Cook, S. The risk-takers and-avoiders: Germination sensitivity to water stress in an arid zone with unpredictable rainfall. AoB Plants. 11(6), plz066 (2019).
Google Scholar
Pendleton, B. & Meyer, S. Habitat-correlated variation in blackbrush (Coleogyne ramosissima: Rosaceae) seed germination response. J. Arid Environ. 59, 229–243 (2004).
Google Scholar
Chamorro, D. et al. Germination sensitivity to water stress in four shrubby species across the Mediterranean Basin. Plant Biol. 19(1), 23–31 (2017).
Google Scholar
Bewley, J. D. & Black, M. Seeds. In Seeds. (ed. Bewley, J. D. & Black, M.) 1–33. https://doi.org/10.1007/978-1-4899-1002-8. eBook ISBN978-1-4899-1002-8 (Springer, Boston, MA, 1994).
Bradford, K. J. Water relations in seed germination. In Seed Development and Germination (eds Kigel, J. & Galili, G.) 351–396 (Marcel Dekker Inc, 1995).
Batlla, D. & Benech-Arnold, R. L. The role of fluctuations in soil water content on the regulation of dormancy changes in buried seeds of Polygonum aviculare L. Seed Sci. Res. 16(1), 47–59 (2006).
Google Scholar
Luna, B. & Chamorro, D. Germination sensitivity to water stress of eight Cistaceae species from the Western Mediterranean. Seed Sci. Res. 26(2), 101 (2016).
Google Scholar
Bradford, K. J. Threshold models applied to seed germination ecology. New Phytol. 165, 338–341 (2005).
Google Scholar
Garcia-Huidobro, J., Monteith, J. & Squire, G. Time, temperature and germination of pearl millet (Pennisetum typhoides S. & H.) I. Constant temperature. J. Exp. Bot. 33, 288–296 (1982).
Google Scholar
Bradford, K. J. A water relations analysis of seed germination rates. Plant Physiol. 94, 840–849 (1990).
Google Scholar
Bradford, K. J. & Still, D. W. Applications of hydrotime analysis in seed testing. Seed Technol. 26(1), 75–85 (2004).
Gummerson, R. J. The effect of constant temperature and osmotic potentials on the germination of sugar beet. J. Exp. Bot. 37, 729–741 (1986).
Google Scholar
Bradford, K. J. Applications of hydrothermal time to quantifying and modeling seed germination and dormancy. Weed Sci. 50, 248–260 (2002).
Google Scholar
Batlla, D. & Agostinelli, A. M. Thermal regulation of secondary dormancy induction in Polygonum aviculare seeds: A quantitative analysis using the hydrotime model. Seed Sci. Res. 27(3), 231–242 (2017).
Google Scholar
Farahinia, P., Sadat-Noori, S. A., Mortazavian, M. M., Soltani, E. & Foghi, B. Hydrotime model analysis of Trachyspermum ammi (L.) Sprague seed germination. J. Appl. Res. Med. Aroma. 5, 88–91 (2017).
Wang, R., Bai, Y. & Tanino, K. Germination of winterfat (Eurotia lanata (Pursh) Moq.) seeds at reduced water potentials: Testing assumptions of hydrothermal time model. Environ. Exp. Bot. 53(1), 49–683 (2005).
Google Scholar
Alvarado, V. & Bradford, K. J. A hydrothermal time model explains the cardinal temperatures for seed germination. Plant Cell Environ. 25(8), 1061–1069 (2002).
Google Scholar
Bakhshandeh, E. & Gholamhossieni, M. Modelling the effects of water stress and temperature on seed germination of radish and cantaloupe. J. Plant Growth Regul. 38(4), 1402–1411 (2019).
Google Scholar
Bakhshandeh, E. & Jamali, M. Population-based threshold models: A reliable tool for describing aged seeds response of rapeseed under salinity and water stress. Environ. Exp. Bot. 176, 104077 (2020).
Google Scholar
Leva, P. E. Variación regional de las características agroecológicas y genéticas de Bromus pictus y Poa ligularis en estepas patagónicas (Universidad Nacional de Buenos Aires, 2010).
Palazzesi, L., Barreda, V. & Prieto, A. Análisis evolutivo de la vegetación cenozoica en las provincias de Chubut y Santa Cruz (Argentina) con especial atención en las comunidades herbáceo-arbustivas. Revista del Museo Argentino de Ciencias Naturales nueva serie 5(2), 151–161 (2014).
León, R. J., Bran, D., Collantes, M., Paruelo, J. M. & Soriano, A. Grandes unidades de vegetación de la Patagonia extra andina. Ecol. Austral. 8, 125–144 (1998).
Villalba, R. et al. Large-scale temperature changes across the southern Andes: 20th-century variations in the context of the past 400 years. Clim. Change. 59(1), 177–232 (2003).
Google Scholar
Godagnone, R., Bran, D. Inventario integrado de los recursos de la Provincia de Río Negro. (INTA, Argentina, Río Negro, 2009).
Soriano, A. La vegetación del Chubut. Revista Argentina de Agronomía. 17, 30–66 (1950).
Bertiller, M. B. & Coronato, F. Seed bank patterns of Festuca pallescens in semiarid Patagonia (Argentina): A possible limit to bunch reestablishment. Biodivers. Conserv. 3(1), 57–67 (1994).
Google Scholar
Defossé, G., Bertiller, M. & Robberecht, R. Germination characteristics of Festuca pallescens, a Patagonian bunchgrass with reclamation potential. Seed Sci. Technol. (Switzerland). 23(3), 715–723 (1995).
Bertiller, M. B., Elissalde, N. O., Rostagno, C. M. & Defossé, G. E. Environmental patterns and plant distribution along a precipitation gradient in western Patagonia. J. Arid Environ. 29, 85–97 (1993).
Google Scholar
Bran, D., Ayesa, J., López, C. Regiones ecológicas de Río Negro. Comunicación Técnica No 59. (INTA, EEA Bariloche, 2000).
Oliva, G. et al. Monitoring drylands: The MARAS system. J. Arid Environ. 161, 55–63 (2019).
Google Scholar
López, A. S., Marchelli, P., Batlla, D., López, D. R. & Arana, M. V. Seed responses to temperature indicate different germination strategies among Festuca pallescens populations from semi-arid environments in North Patagonia. Agric. For. Meteorol. 272, 81–90 (2019).
Google Scholar
Gaitán, J. J. et al. Evaluating the performance of multiple remote sensing indices to predict the spatial variability of ecosystem structure and functioning in Patagonian steppes. Ecol. Indic. 34, 181–191 (2013).
Google Scholar
Moore, R. P. Tetrazolium tests for diagnosing causes for seed weaknesses and for predicting and understanding performance. In Proceedings of the Association of Official Seed Analysts. Association of Official Seed Analysts, vol. 56, 70–73. https://www.jstor.org/stable/23432057 (1966).
Michel, B. E. Evaluation of the water potentials of solutions of polyethylene glycol 8000 both in the absence and presence of other solutes. Plant Physiol. 72(1), 66–70 (1983).
Google Scholar
Di Rienzo, J. A., et al. InfoStat versión 2020 & Centro de Transferencia InfoStat. FCA, Universidad Nacional de Córdoba, Argentina. http://www.infostat.com.ar.
Volis, S., Mendlinger, S. & Ward, D. Adaptive traits of wild barley plants of Mediterranean and desert origin. Oecologia 133(2), 131–138 (2002).
Google Scholar
Krichen, K., Mariem, H. B. & Chaieb, M. Ecophysiological requirements on seed germination of a Mediterranean perennial grass (Stipa tenacissima L.) under controlled temperatures and water stress. S. Afr. J. Bot. 94, 210–217 (2014).
Google Scholar
Petrů, M. & Tielbörger, K. Germination behaviour of annual plants under changing climatic conditions: Separating local and regional environmental effects. Oecologia 155(4), 717–728 (2008).
Google Scholar
Cavallaro, V. et al. Evaluation of variability to drought and saline stress through the germination of different ecotypes of carob (Ceratonia siliqua L.) using a hydrotime model. Ecol. Eng. 95, 557–566 (2016).
Google Scholar
Tognetti, P. M., Mazia, N. & Ibáñez, G. Seed local adaptation and seedling plasticity account for Gleditsia triacanthos tree invasion across biomes. Ann. Bot. 124(2), 307–318 (2019).
Google Scholar
Allen, P. S., Meyer, S. E. & Khan, M. A. Hydrothermal time as a tool in comparative germination studies. In Seed biology: advances and applications. Proceedings of the Sixth International Workshop on Seeds, Merida, Mexico, 1999. (ed. Black, M., Bradford, J. K. & Vazquez-Ramos, J.) 401–410. https://doi.org/10.1079/9780851994048.0401 (2000).
Hu, X. W., Fan, Y., Baskin, C. C., Baskin, J. M. & Wang, Y. R. Comparison of the effects of temperature and water potential on seed germination of Fabaceae species from desert and subalpine grassland. Am. J. Bot. 102(5), 649–660 (2015).
Google Scholar
Ramírez-Tobías, H., Peña-Valdivia, C., Trejo, C., Aguirre, J. & Vaquera, H. Seed germination of Agave species as influenced by substrate water potential. Biol. Res. 47, 1–9 (2014).
Google Scholar
Couso, L. Mecanismos de tolerancia a sequía y sus efectos sobre la habilidad competitiva de pastos de la estepa patagónica (Universidad Nacional de Buenos Aires, 2011).
López, D. R. Una aproximación Estructural-Funcional 1 del Modelo de Estados y Transiciones para el estudio de la dinámica de la vegetación en estepas de Patagonia norte (Universidad Nacional del Comahue, San Carlos de Bariloche, 2011).
Leva, P. E., Aguiar, M. R. & Premoli, A. C. Latitudinal variation of genecological traits in native grasses of Patagonian rangelands. Aust. J. Bot. 61(6), 475–485 (2013).
Google Scholar
López, D. R. & Cavallero, L. The role of nurse functional types in seedling recruitment dynamics of alternative states in rangelands. Acta Oecol. 79, 70–80 (2017).
Google Scholar
Coronato, F. R. & Bertiller, M. B. Precipitation and landscape related effects on soil moisture in semi-arid rangelands of Patagonia. J. Arid Environ. 34(1), 1–9 (1996).
Google Scholar
Coronato, F. R. & Bertiller, B. Climatic controls of soil moisture dynamics in an arid steppe of northern Patagonia, Argentina. Arid Land Res. Manag. 11, 277–288 (1997).
Heber, U., Santarius, K. A. Water stress during freezing. In Water and Plant Life. Ecological Studies (Analysis and Synthesis), vol. 19 (eds. Lange, O. L. et al.) 253–257. https://doi.org/10.1007/978-3-642-66429-8_16 (Springer, Berlin, Heidelberg, 1976).
López, A. S., López, D. R., Caballe, G., Siffredi, G. L. & Marchelli, P. Local adaptation along a sharp rainfall gradient occurs in a native Patagonian grass, Festuca pallescens, regardless of extensive gene flow. Environ. Exp. Bot. 171, 103933 (2020).
Google Scholar
López, A. S., Azpilicueta, M. M., López, D. R., Siffredi, G. L. & Marchelli, P. Phylogenetic relationships and intraspecific diversity of a North Patagonian Fescue: Evidence of differentiation and interspecific introgression at peripheral populations. Folia Geobot. 53, 115–131. https://doi.org/10.1007/s12224-017-9304-1 (2018).
Google Scholar
Smith, S., Riley, E., Tiss, J. & Fendenhein, D. Geographical variation in predictive seedling emergence in a perennial desert grass. J. Ecol. 88, 139–149 (2000).
Google Scholar
Bohara, H. et al. Influence of poultry litter and biochar on soil water dynamics and nutrient leaching from a very fine sandy loam soil. Soil Tillage Res. 189, 44–51 (2019).
Google Scholar
Source: Ecology - nature.com