Transcriber’s notes: In this transcription, paired _underscores_ denote italicised text. Archaic spellings such as ‘sedementary’ and ‘millepedes’ have not been altered, and the following spelling inconsistencies have also been left as in the original text: omnivorous/omnivorus, eleagnus/elæagnus, silverfish/silver-fish, woodlice/wood-lice, blowfly/blow-fly. The following typographic errors have been corrected: kindom —> kingdom aphis lion —> aphis-lion Jose —> José ocurring —> occurring necesary —> necessary Crytolæmus —> Cryptolæmus Crape —> Grape pupuli —> populi CAWTHRON INSTITUTE MONOGRAPHS GARDEN PESTS _in_ NEW ZEALAND _A Popular Manual for Practical Gardeners, Farmers and Schools_ By DR. D. MILLER Ph.D., M.Sc., F.R.S.N.Z., F.R.E.S. Assistant Director and Chief Entomologist, Cawthron Institute, Nelson CONTENTS. Page Introduction 5 Chapter i.: General Review of the Animal Kingdom 7 Chapter ii.: Soil Organisms and Soil Fertility 12 Chapter iii.: Structure of Insects 17 Chapter iv.: Life Histories of Insects 22 Chapter v.: Sucking Insects 29 Chapter vi.: Sucking Insects (Concluded) 42 Chapter vii.: Leaf-feeding Insects 50 Chapter viii.: Boring and Underground Insects 61 Chapter ix.: Miscellaneous Pests 67 Chapter x.: Principles of Pest Control 74 Index 81 _Introduction_ This work deals with the insects and other animals having a detrimental or beneficial influence upon horticulture in New Zealand. Its purpose is to supply such general information as will enable the common animal inhabitants of the garden to be identified and controlled, to act as a popular guide for the use of practical gardeners and schools, and at the same time serve as a source from which the examination requirements set out in the syllabus of the New Zealand Institute of Horticulture may be met.