Calendar: 1972-1973 Page 475

Annual Report of the Delegacy xciii DEPARTMENT OF BOTANY Ph Sylvia d'Apollonia The effects of imbibtion and chilling on hazel seed nucleic acids Ph Greenaway Mercury resistance in Pyrenophora Helminthosporium Avenae Ph Neumann Studies on the incorporation of phosphate into high molecular weight compounds and its relation to auxin induced growth Ph Ross Hazel seed gibberellins and inhibitors in relation to dormancy and germination Ph Passam Oxidative phosphorylation in plant mitochondria Ph Alison Telfer Electron transport and photo-phosphorylation by spinach chloroplasts Phil Catherine Ross An investigation of the hormonal control of epiphyllous bud development in Bryophyllum species Sc Rahman DEPARTMENT OF CHEMISTRY Ph Bhatta Field emission studies with particular reference to energy analysis and projection growth on tungsten emitters Ph Grist Solvent isotope effects in hydroxylic media Ph Patricia Mason Reactions of some bridged polycyclic compounds Ph Naan study of the reactions of organo-phosphorus nucleophiles with cyano-olefins and related compounds Ph Redman Carbanionic eliminations Ph Geraldine Smith Studies in the rearrangements of some unsaturated compounds Ph Stacey Investigations in field ionisation mass spectrometry DEPARTMENT OF GEOGRAPHY Ph Anne Thorley An investigation into the post-glacial history of native tree species in south-east England using the pollen analysis technique Phil Hussain Selected aspects of agricultural development in West Pakistan DEPARTMENT OF MATHEMATICS Ph Edmunds Aspects of the topology of some algebraic surfaces Ph Hodgkinson Geodesic Deviation in General Relativity Ph Maia Symmetry fields and structural algebras in general relativity Ph Ryding Hermitian forms over complete rings DEPARTMENT OF PHYSICS Sc Lidiard Ph Μ Hargreave Infra-red spectroscopy of crystalline solids Ph Harries The absorption and emission of millimetre and submilli- metre wavelength radiation by the atmosphere and its constituents Ph Hirst Some infra-red studies on ionic crystals Ph Ludlow Trigonal centres in magnesium oxide