. Appendix to the Journals of the Senate and Assembly of the ... session of the Legislature of the State of California. Fig. 7. Wilting following attack of bud-worm. Fig. 8. Section of twig, show-ing burrow made bybud-worm. the twig save a mere shell of bark and fibrous material on the outsideof its burrow. This burrow was partly filled with excrement, but atno time did we find a burrow suflftciently filled with voided material tointerfere with the ready passage of the worm up or down. The wormsmight attack a number of twigs in this way, and here also the injurythat a single worm might do was
. Appendix to the Journals of the Senate and Assembly of the ... session of the Legislature of the State of California. Fig. 7. Wilting following attack of bud-worm. Fig. 8. Section of twig, show-ing burrow made bybud-worm. the twig save a mere shell of bark and fibrous material on the outsideof its burrow. This burrow was partly filled with excrement, but atno time did we find a burrow suflftciently filled with voided material tointerfere with the ready passage of the worm up or down. The wormsmight attack a number of twigs in this way, and here also the injurythat a single worm might do was multiplied. The twig that is attackedvery quickly wilts and dies, and this wilted appearance of the twigs isa good indication of the presence of the worm at work in the , the work done by the worm at this time and the after-appear-ance of the twig are quite characteristic and easily recognized. In Fig. 7is given a good illustration of this work of the bud-worm, as thecreature is known in this stage of its life, and the wilted appearance ofthree or four leaves above the point where the worm is at work ca
Size: 1508px × 1657px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookauthorcaliforn, bookcentury1800, bookdecade1850, bookyear1853
