Life history and habits of the pear thrips in California
Foster, S.W., Jones, P.R.
Life history and habits of the pear thrips in California - Washington 1915 - 1-52 p. - Pear United States Department of Agriculture. Bulletin No. 173 .
Life history and habits of the pear thrips in California - Washington 1915 - 1-52 p. - Pear United States Department of Agriculture. Bulletin No. 173 .