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842 results on '"Beneficial Insects"'

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2. Assessment of risk to non-target macro-moths after BTK application to Asian Gypsy Moth in the Cape Fear region of North Carolina

3. Releases of beneficial organisms in the United States and territories, 1983 /

4. Releases of beneficial organisms in the United States and territories, 1982 /

5. Journal of the Entomological Society of Ontario.

6. Insectes utiles et nuisibles du fraisier et du framboisier /

9. Influence of broad band UV-B on physiology and behavior of beneficial and harmful insects : final report /

12. The problems of applied entomology

13. Selected literature of soybean entomology

14. Atlas of insects beneficial to forest trees

15. Destructive and useful insects; their habits and control

16. Color slides on insects

17. Color slides on insects

18. A treatise on insects injurious to gardeners, foresters, and farmers

19. Insect pests of food : The larvae of the Ptinidae associated with stored products

21. Departmental notes on insects that affect forestry.

22. Symbolae ad orthopterorum quorundam oeconomiam.

24. Dainippon gaichu zensho /

25. Dainippon gaichu zensho

28. Abhandlung über die Wurmtroknis.

31. Die kleinen feinde der landwirthschaft; oder, Abhandlung der in feld, garten und haus schädlichen oder lästigen kerfe, sonstigen gliederthierchen, würmer und schnecken, mit besonderer berücksichtigung ihrer natürlichen feinde und der gegen sie anwendbaren schutzmittel. Mit holzschnitten von Allgaier & Siegle nach zeichnungen von Schnorr & Federer [ankh],

32. The insect, the farmer, the teacher, the citizen and the state,

33. Reports on the noxious, beneficial and other insects, of the state of New York. Made to the State agricultural society, pursuant to an annual appropriation for this purpose from the legislature of the state.

35. Economic entomology.

36. Insects. Insects frequenting the cotton-plant.

37. 1. Insects and health. 2. Dispersal of insects by air currents. 3. Three Japanese beetles new to New York state. 4. Observations and notes on injurious and other insects of New York state. 5. A report on the Hymenoptera of the New York state museum,

42. Entomology in the Soviet Union

43. Beneficial insects.

44. Insects injurious to staple crops /

46. Second report on economic zoology /

50. Lecons sur les animaux utiles et nuisibles, les bêtes calomniées et mal jugées /

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