Annual report of the Fruit Growers' Association of Ontario, 1896 . Fig. 14. Fig 15. Fig 17. Fig 18. Highly Figs. 14 and forming white rings between the segments of the abdomen. ^Tis. and secondary conidia which form the smoky halo seen round the flyadhering to the pane of glass. Highly enlarged. Fig. 18.—Conidiophores of Isaria farinosa slightly enlarged. Another fungus, or stage of a fungus, doubtless quite common though not frequentlyobserved, bears the name Isaria. These specimens which I have here grew upon pup^probably of Arctiids, and are labeled Isaria
Annual report of the Fruit Growers' Association of Ontario, 1896 . Fig. 14. Fig 15. Fig 17. Fig 18. Highly Figs. 14 and forming white rings between the segments of the abdomen. ^Tis. and secondary conidia which form the smoky halo seen round the flyadhering to the pane of glass. Highly enlarged. Fig. 18.—Conidiophores of Isaria farinosa slightly enlarged. Another fungus, or stage of a fungus, doubtless quite common though not frequentlyobserved, bears the name Isaria. These specimens which I have here grew upon pup^probably of Arctiids, and are labeled Isaria farinosa, Fr. They are supposed to be a stageof Cordvceps. Out of the insect grew these conspicuous sporophores, J to 2 mch long,orange at base but covered when fresh for two-thirds of their upper part by a whitedusty layer of spores which arise from the ends of the threads forming the Cornell, spores from a potato culture of this fungus were painted on the central sideof seven woolly-bear caterpillars; in twenty days the fungus had attacked all
Size: 1515px × 1649px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdecade1890, booksubjectfruitculture, bookyea
