1. Tree Roots and Building;Cutler,1981
2. ‘Carbon Dioxide Narcosis’;Fox;J. Cell Comp Physiol,1933
3. Hartt, C. E. The Effect of Temperature upon Translocation of C14 in Sugarcane’, Plant Physiology, vol. 41, p.309
4. The Relation between Rate of Transpiration and Rate of Absorption of Water in Plants’;Kramer;Am. Jnl. Botany,1937
5. Landscape Institute/JCLI Frost Damage to Trees and Shrubs - Report (June 1985)