20 results on '"Michel JF"'
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2. Arrested development of Ostertagia ostertagi and Cooperia oncophora. Effect of temperature at the free-living third stage.
3. Studies on arrested development of Ostertagia ostertagi and Cooperia oncophora.
4. Observations on the resumed development of arrested Ostertagia ostertagi in naturally infected yearling cattle.
5. The resumed development of arrested Ostertagia ostertagi in experimentally infected calves.
6. The effect of genetic factors on the vulval flap of Ostertagia ostertagi.
7. The length of Ostertagia ostertagi in populations of uniform age.
8. Arrested development of Ostertagia ostertagi and Cooperia oncophora: effect of the time of year on the conditioning and deconditioning of infective larvae.
9. Host-induced effects on the size and body proportions of Ostertagia ostertagi (Stiles, 1892) Ransom, 1907, a nematode parasite of cattle.
10. The regulation of population of Ostertagia ostertagi in calves.
11. Observations on the faecal egg count of calves naturally infected with Ostertagia ostertagi.
12. The epidemiology and control of some nematode infections of grazing animals.
13. Host induced effects on the vulval flap of Ostertagia ostertagi.
14. The regulation of egg output by Ostertagia ostertagi in calves infected once only.
15. Regulation of egg output of populations of Ostertagia ostertagi.
16. The effect of cortisone on populations of Ostertagia ostertagi of uniform age.
17. Inhibition of development: variation within a population of Ostertagia ostertagi.
18. Some observations on the worm burdens of calves infected daily with Ostertagia ostertagi.
19. The effect of host resistance on the development of the vulval flap in Ostertagia ostertagi.
20. The development and symmetry of the vulval flap of Ostertagia ostertagi.
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