. Annual report. Entomological Society of Ontario; Insect pests; Insects. SOCIETY OF ONTARIO - 1955 S7. Figs 1 to 6 show the responses of Aphis fabae (broken line with dots) and Macrosiphum pisi (complete line with crosses) to various treatments. Fig 1. Mortalities due to direct spray of lindane concentration. Concentration reduced to during November/December 1955. 1 ml. volumes were sprayed. Fig 4. Mortalities among aphids exposed to direct spray of standard benzene emulsion. 1 ml. volumes. Fig. 6. Natural mortalities of aphids. (Check for those exposed to direct spray).. Please
. Annual report. Entomological Society of Ontario; Insect pests; Insects. SOCIETY OF ONTARIO - 1955 S7. Figs 1 to 6 show the responses of Aphis fabae (broken line with dots) and Macrosiphum pisi (complete line with crosses) to various treatments. Fig 1. Mortalities due to direct spray of lindane concentration. Concentration reduced to during November/December 1955. 1 ml. volumes were sprayed. Fig 4. Mortalities among aphids exposed to direct spray of standard benzene emulsion. 1 ml. volumes. Fig. 6. Natural mortalities of aphids. (Check for those exposed to direct spray).. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Entomological Society of Ontario; Ontario. Dept. of Agriculture. Toronto, The Society
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Keywords: ., bookcentury1800, bookdecade1870, booksubjectinsects, bookyear1872
