1. An improved model for determining degree-day values from daily temperature data

   • C. Cesaraccio
   • D. Spano
   • R. L. Snyder

   Original Article Pages: 161 - 169

2. An analysis of relationships among plant community phenology and seasonal metrics of Normalized Difference Vegetation Index in the northern part of the monsoon region of China

   • X. Chen
   • C. Xu
   • Z. Tan

   Original Article Pages: 170 - 177

3. Temperature data for phenological models

   • R. L. Snyder
   • D. Spano
   • C. Cesaraccio

   Original Article Pages: 178 - 183

4. Higher northern latitude normalized difference vegetation index and growing season trends from 1982 to 1999

   • C. J. Tucker
   • D. A. Slayback
   • M. G. Taylor

   Original Article Pages: 184 - 190

5. Use of bioclimatic indexes to characterize phenological phases of apple varieties in Northern Italy

   • N. Valentini
   • G. Me
   • F. Spanna

   Original Article Pages: 191 - 195

6. Phenological modifications in plants by various edaphic factors

   • F. E. Wielgolaski

   Original Article Pages: 196 - 202

7. Phytophenological trends in Switzerland

   • C. Defila
   • B. Clot

   Original Article Pages: 203 - 207

8. Museum egg collections as stores of long-term phenological data

   • J. P. W. Scharlemann

   Original Article Pages: 208 - 211

9. The effects of temperature, altitude and latitude on the arrival and departure dates of the swallow Hirundo rustica in the Slovak Republic

   • T. H. Sparks
   • O. Braslavská

   Original Article Pages: 212 - 216

10. Is the detection of the first arrival date of migrating birds influenced by population size? A case study of the red-backed shrike Lanius collurio

    • P. Tryjanowski
    • T. H. Sparks

    Original Article Pages: 217 - 219

11. Statement from the new Field Editors for Epidemiology, Dr. Simon Hales and Prof. Alistair Woodward

    ISB News Pages: 220 - 220