CONTENTS, 



T. Introduction 



II. Description of thk area affected 



ni. First appearance and spread of the disease 



rv. Species affected and course of the diseask 



V. Seasonal prevalenck 



\'I. Symptoms 



VII. Description of the parasite 



VITI. Inoculations 



IX. Dormant condition of the parasite 



X. Measures for controlling the disease 



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