 | 1890 - 980 Seiten
...the prevailing temperatures, quantities of airmoisture, character of the seasons, weather, etc., in different parts of the region he describes, and bears...Observations and Experiments in the Practical Work of Ike Division, by a number of agents. It comprises reports on methods for destroying the red scale of... | |
 | U.S Department of Agriculture - 1884 - 752 Seiten
...transportation companies. October, 1884, 44 pp., octavo. 13, 000 ENTOMOLOGICAL BUREAU. Bulletin No. 4. — Reports of observations and experiments in the practical work of the division, made under the direction of the Entomologist, together with extracts from correspondence on miscellaneous... | |
 | United States. Department of Agriculture - 1884 - 744 Seiten
...transportation companies. October, 1884, 44 pp., octavo. 13, 000 ENTOMOLOGICAL BUREAU. Bulletin No. 4. — Reports of observations and experiments in the practical work of the division, mudc under tho direction of the Entomologist, together with extracts from correspondence on miscellaneous... | |
 | 1884 - 598 Seiten
...Entomology. Bull. Nr. 2 (Second edit.). Washington. 36 pgg. [vergl. Bruner, Forbes (*>.] [646] , 6. Reports of observations and experiments in the practical work of the division made under the Direction of the Entomologist. US Department of Agriculture. Division of Entomology.... | |
 | United States. Department of Agriculture - 1884 - 756 Seiten
...transportation companies. October, 1884, 44 pp., octavo. 13,000 ENTOMOLOCilCAL BURKAU. Bujletin No. 4. — Reports of observations and experiments in the practical work of the division, made under the direction of the Entomologist, together with extracts from correspondence on miscellaneous... | |
 | New Zealand gen. assembly, libr - 1885 - 498 Seiten
...chiefly with Kerosene, upon the Insects injuriously affecting tho Orange-tree and Cotton-plant. 8vo. Reports of Observations and Experiments in the Practical Work of the Division. 8vo. Reports of Observations on the Rocky Mountain Locust and the Chinch-bug, &c. 8vo. Division of... | |
 | Massachusetts Horticultural Society - 1886 - 896 Seiten
...for the year 1886. With a paper on the Periodical Cicada, by Amos W. Butler, pp. 46. 1 plate. No. 13. Reports of Observations and Experiments in the practical work of the Division, made under the direction of the Entomologist, pp. 78. No. 14. Observations and Experiments. No. 15.... | |
 | 1887 - 402 Seiten
...Bezug auf die Flügelzeichnung sehr den typischen Stücken gleichen. LITERATUR. Allgemeines. Riley CV Reports of Observations and Experiments in the practical Work of the Division, made under the Direction of the Entomologist. (0. S. Departem. of Agricnlture. Division of Eutomology.... | |
 | Zoological Society of London. Library - 1887 - 530 Seiten
...occurs east of the Rocky Mountains. 8vo. Chicago, 1877. . The Cotton Worm. 8vo. Washington, 1880. . Reports of Observations and Experiments in the practical work of the division, made under the direction of the Entomologist. 8vo. Washington, 1884. . See United States Entomological... | |
 | 1888 - 882 Seiten
...Besprechung, die vielfache Irrthümer rügt, s. in Ann. a. Mag. Nat. Hist. (5) XX S. 74—76. CV Riley. Reports of observations and experiments in the practical work of the division, made under the direction of the Entomologist. US departement of agriculture. Division of Entomology.... | |
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Reports of Observations and Experiments in the Practical Work of the Division Made under the Direction of the Entomologist. 
