CONTENTS. 



PAGE. 



MEMORANDUM - 3 



GENERAL KEMARKS UPON THE ATTACKS OF INSECTS AND FUNGI 



ON CROPS DURING 1892 - 5 



THE CURRANT MOTH, Incurvaria capitella - (Plate I.) 10 



THE Y MOTH, Flusia gamma ( Do. ) 12 



THE EASPBERRY MOTH, Lampronia rubiella * (Plate II.) 15 



THE CABBAGE FLY, Anthomyia brassicce ( Do. ) 18 



THE MANGEL WDRZEL FLY, Anthomyia betce - ( Do. ) 20 



THE FRIT FLY, Oscinis Frit - (Plate III.) 23 



THE GRAIN APHIS, Siphonophora granaria - (Plate IV.) 25 



THE TURNIP APHIS, Aphis brassicce (Plate V.) 29 



THE RASPBERRY BEETLE, Byturus tomentosus - (Plate VI.) 32 



THE PEA AND BEAN WEEVIL, Sitones lineatus - ( Do. ) 34 



THE RED SPIDER, Tetranychus telarius - - ( Do. ) 36 



THE RASPBERRY MITE, Phytoptus rubi - - ( Do. ) 39 



THE BLACK CURRANT MITE, Phytoptus ribis - (Plate VII.) 41 



THE APPLE BLOSSOM WEEVIL, Anthonomus Pomorum (PI. VIII.) 44 



CLUB ROOT, Plasmodiophora brassicce - - (Plate IX.) 49 



BLACK MOULD IN CORN, Cladosporium herbarum (Plate X.) 55 



