季節学
↑ Chuine, I., Yiou, P., Viovy, N., Seguin, B., Daux, V., Le Roy Ladurie, E.(2004), Grape ripening as a past climate indicator Nature 432: 289-290
↑ Keenan, D.J. (2007), Grape harvest dates are poor indicators of summer warmth. Theoretical and Applied Climatology 87: 255-256
↑ Sparks, T.H. & Carey, P.D. (1995) The responses of species to climate over two centuries: an analysis of the Marsham phenological record, 1736-1947. Journal of Ecology 83, 321-329
↑ Jeffree, E.P. (1960) Some long-term means from the Phenological reports (1891-1948) of the Royal Meteorological Society. Quarterly Journal of the Royal Meteorological Society 86, 95-103
↑ Sparks T.H., Jeffree E.P., Jeffree C.E.