CONTENTS. 



PAGE 



PREFACE iii 



INTRODUCTION. — The Classification of Anoials from the 



Point of View of EcoNOiiic Zoology . . . . xi 



PART I. 



REPORTS ON AGRICULTURAL ZOOLOGY TO THE BOARD 

 OF AGRICULTURE. 



G R u r E. 



SiB-GBOUP i?.— Section I. ANIMALS INJURIOUS TO AGRICULTURE. 



I'ereal Pests: Eel-worm disease in oats; The Frit Fly (Oscinis frit) on 

 oats ; Smut in Bailey and Insects. Root Crop Pests : SilpTia rugosa on 

 Turnips, and other Silphidaj; Notes on Surface Larvre; The Pigmy 

 Mangold Beetle (Atomaria linearis); Black Fly on Mangolds (Aphis 

 atriplids, Linn.); Flies (Bibionidas) on Mangolds; Muscid Larvfe 

 attacking roots ; Chafer Larvas (Melolonthidx) ; Leather Jackets 

 (Tipulidai) ; The Green Rose- Chafer on Beans and Currant Bushes. 

 Potato Pests : Myriapoda in Potatoes ; Wire-worm (Agriotes murinus) 

 in Potatoes; A new Potato Feeder, the Cinnabar Moth (Euchelia jacobem). 

 Mustard Pests : Destruction of the Mustard Beetle. Feuit Pests : An 

 enquiry re Gall Mites in Black-currant bushes; The Apple-Blossom 

 Weevil ; Strawberry Beetles ; Slug-worms on Fruit trees and Hedgerows ; 

 Maggots in Apples ; Maggots in Imported Apples ; Infestation of Fruit 

 trees by Winter Moth caterpillars ; The Pear Midge {Diplosis jiyrivora) ; 

 Scale disease and "false scale" amongst fruit trees and bushes; Scale 

 Insects on Plum Trees ; The Apple Bark-louse or Mussel Scale (Mytilaspis 

 pornoritm) ; Eggs on Apple trees, and a further remedy for Mussel Scale ; 

 Aphides (A.mali) on Apple trees ; The Peach Aphis ; A general wash for 

 Fruit trees ; Further Information re Winter Washing of Fruit trees ; 

 Canker fungus (Nedria ditissima) on Apple twigs mistaken for insect 

 work ; Enquiry as to poison for Moles ...... 3-30 



Sub-group J5.— Section II. ANIMALS INJURIOUS TO HORTICUL- 

 TURE. 



Land Bugs on Chrysanthemums (Lygus pratensis) ; The destruction of Ants ; 

 The destruction of subterranean insects and other ground garden pests ; 

 Directions for the employment of the Gas Treatment under glass ; White 

 Grubs or Maggots {Fhorhia bmssicai) causing great damage amongst 

 cabbage, carrots and broccoli, and exterminating Cabbage-fly , . 30-36 



