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pdf, 57.71Mb - Entomological Society of Canada

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Sone/Ills arvensis L., 209<br />

Skuhravd , M.; Skuhravy, v.: Neacsu, P. (1972) Verbreitung der Gallmiicken in Rumlinien. Deutsche entomologische Zeitschrift 19,<br />

375-392.<br />

Smith, K.M. (1972) A textbook or plant virus diseases. 3rd ed., New York; Academic Press, 684 pp.<br />

Stevens, O.A. (1924) Perennial sow-thistle, growth and reproduction. North Dakota Agricultural Experiment Station Bulletin 181,44 pp.<br />

Stevens, O.A. (1926) The sow thistle. NOTlII Dakota Experiment Station Circular 32, 16 pp.<br />

Stevens, O.A. (1932) The number and weight or seeds produced by weeds. Ameriam loumal <strong>of</strong> Botany 19. 784-794.<br />

Sylven, E. (1975) Study on relationships between habits and external structures in Oligotrophidi larvae. (Diptera. Cecidomyiidae).<br />

ZoologiCD Scripta 4, 55-92.<br />

Zwiilrer, H. (1973) A survey ror weed insects in Japan. Iran and Pakistan. Weed projects for <strong>Canada</strong>. Commonwealth Institute <strong>of</strong><br />

Biological Control Progress Report 3D, 27 pp.

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