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THE EFFECT OF WATER LEVELS ON LARCH SAWFLY POPULATIONS*
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- 31 May 2012, pp. 155-160
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LABORATORY ASSESSMENT OF ORGANIC INSECTICIDES FOR CONTROL OF CERTAIN LEPIDOPTEROUS LARVAE
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- 31 May 2012, pp. 161-166
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THE EFFECTS OF A MISCIBLE OIL, A DI-NITROL COMPOUND. AND D.D.T. EMULSION UPON THE EGG MASSES OF THE EASTERN TENT CATERPILLAR MALACOSOMA AMERICANA L.
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- 31 May 2012, pp. 166-167
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NOTES ON THE EFFECTS OF PHYSICAL FACTORS ON THE SPRUCE BUDWORM, CHORISTONEURA FUMIFERANA (CLEM.)1
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- 31 May 2012, pp. 168-170
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AN UNUSUAL NESTING SITE FOR THE ANT LASIUS FLAVUS NEARCTICUS WHEELER
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- 31 May 2012, pp. 170-171
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Book review
“The Birds of America” by John James Audubon, with introductory and descriptive text by William Vogt. Pages I/X, 435 colour plates. MacMillan and Co., New York and Toronto. 1946. 5th printing. $7.95
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- 31 May 2012, pp. 171-172
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Brief Report
REPORT OF THE ACTIVITIES OF THE MONTREAL BRANCH OF THE ENTOMOLOGICAL SOCIETY OF ONTARIO
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- 31 May 2012, p. 173
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A PRELIMINARY TEST OF DDT AND BENZENE HEXACHLORIDE FOR THE CONTROL OF WIREWORMS IN A SASKATCHEWAN POTATO FIELD1
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- 31 May 2012, pp. 174-180
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THE DURRA STEM BORER Sesamia cretica Led. A NEW PROBLEM IN IMPORTED EUROPEAN BROOM CORNx
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- 31 May 2012, pp. 180-190
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FIELD IDENTIFICATION OF POTATO APHIDS1
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- 31 May 2012, pp. 191-193
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RECORDS OF THE SPECIES OF NYSIUS OCCURRING IN THE DOMINION OF CANADA (HEMIPTERA: LYGAEIDAE)
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- 31 May 2012, p. 194
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