 | Massachusetts Horticultural Society - 1891 - 966 страници
...John M. Estes, Special Agent. pp. 8. No. 7. Spraying Fruits for Insect Pests and Fungous Diseases, with a special consideration of the subject in its relation to the public health, pp. 20. No. 8. Results of Experiment! with Inoculation for the Prevention of Hog Cholera. By Dr. DE... | |
 | 1891 - 838 страници
...Treatmeut of smuts of oats and wheat. 1892. ,, 7. Spraying fruits for Insect Pests and Fungous Diseases with a special consideration of the subject in its relation to the public health. 1892. The Journal of Mycology; devoted especially to the study of iungi in their relation to plant... | |
 | 1892 - 460 страници
...Treatment of smuts of oats and wheat. 1892. „ 7. Spraying fruits for Insect Pests and Fungons Diseases with a special consideration of the subject in its relation to the public health. 1892. The Journal of Mycology ; devoted especially to the study of fungi in their relation to plant... | |
 | Massachusetts Horticultural Society - 1892 - 908 страници
...John M. Estes, Special Agent. pp. 8. tfo. 7. Spraying Fruits for Insect Pests and Fungous Diseases, with a special consideration of the subject in its relation to the public health, pp. 20. No. 8. Results of Experiments with Inoculation for the Prevention of Hog Cholera. By Dr. DE... | |
 | 1893 - 888 страници
...nachgewiesen. Möbitis (Heidelberg). \Villifs, E., Spraying fruits for insect pests and fungeous diseases with a special consideration of the subject in its relation to the public health. (US Departement of Agriculture, Farmers Bulletin No. 7. Washington 1892.) 8°. 20 pp. Da die Lösungen... | |
 | Washington Government Printing Office - 1894 - 656 страници
...September, 1893 3,000 Farmers' Bulletin No. 7. Spraying Fruits for Insect Pests and Fungous Diseases, with a Special Consideration of the Subject in its Relation to the Public Health. Pp.20. (Reprint.) 10,000 Studies of Pa'rasitie and Predaceous Insects in Now Zealand, Australia, and... | |
 | 1894 - 974 страници
...Issued February, 1892. Fanners ' Bulletin No. 7. Spraying Fruits for Insect Pests and Fungons Diseases, with a Special Consideration of the Subject in its Relation to the Public Health, Pp. 20. Issued April, 1892. Farmers' Bulletin No. 8. Results of Experiments with Inoculation for the... | |
 | 1894 - 480 страници
...Kaliumsulfidbehandlung für Hafer. Farmers' Bulletin Nr. 7. Spray in g Fruits for Insect Pests and Fungus Diseases, with a special Consideration of the Subject in its Relation to the public Health. Von der entomologischen Abtheilung (Edwin Willi ts) in Verbindung mit der phytopathologischen Station... | |
 | United States. Department of Agriculture - 1894 - 56 страници
...pl. 1. February, 1892. Farmers' Bulletin No. 7. Spraying Fruits for Insect Pests and Fungous Diseases 'with a Special Consideration of the Subject in its Relation to the Public Health. Pp. 20. April, 1892. Journal of Mycology. (Devoted to the study of fungi, especially in their relation... | |
 | 1895 - 762 страници
...February, 1893 , 2,500 Farmers' Bulletin No. 7. Spraying Fruits for Insect Posts and Fungous Dieeases, -with a Special Consideration of the Subject in its Relation to the Public Health. Pp.20. (Reprint.) 10,000 Studies of Parasitic and Predaceous Insects in New Zealand, Australia, and... | |
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Agent. pp. 8. tfo. 7. Spraying Fruits for Insect Pests and Fungous Diseases, with a special consideration of the subject in its relation to the public health, pp. 
