| 1907 - 1058 strani
...memory the beautiful red coral to be seen in the depths of tropical seas. Mr. Chlttenden, acting chief of the Bureau of Entomology of the United States, Department of Agriculture, Washington, DC, In a correspondence, has stated that the specimen described is probably a trombidium... | |
| John Michels (Journalist) - 1920 - 678 strani
...professor of medicine at Oxford University, died on December 29, aged seventy years. DR. LO HOWARD, chief of the Bureau of Entomology of the United States Department of Agriculture and for twenty-two years permanent secretary of the American Association for the Advancement of Science,... | |
| John Michels (Journalist) - 1920 - 702 strani
...the success of the meeting for every branch of scientific and educational work. Dr. LO Howard, Chief of the Bureau of Entomology, of the United States Department of Agriculture, is president-elect and will preside at the Chicago meeting. He has been permanent secretary of the... | |
| 1884 - 508 strani
...reported in this bulletin was carried1 on at the Japanese Beetle Laboratory, which represents the efforts of the Bureau of Entomology of the United States Department of Agriculture, cooperating with the New Jersey State Department of Agriculture. Pennsylvania State Department of Agriculture... | |
| Louisiana State University and Agricultural and Mechanical College - 1921 - 966 strani
...not in the same way. Possibly the heaviest borer infestation on record occurred in 1925. Officials of the Bureau of Entomology of the United States Department of Agriculture estimated the loss in that year as more than 30 per cent. On the other hand, the borer infestation... | |
| 1928 - 1368 strani
...as both colonies of the insects have been exterminated. WORK OF THE BUREAU OF ENTOMOLOGY. The work of the Bureau of Entomology of the United States Department of Agriculture against the gipsy moth and the browntail moth is designed to prevent the spread of these insects. For... | |
| 1909 - 166 strani
...are matured. o The insects mentioned under this heading have been identified by Dr. FH Chittenden, of the Bureau of Entomology of the United States Department of Agriculture, and a paper on the insects known to infest the loco weeds has been published as Bulletin 64, Part V,... | |
| 1927 - 338 strani
...— Manufacturers of implement handles made of seasoned hardwoods are adopting the recommendations of the Bureau of Entomology of the United States Department of Agriculture. They are painting their products to protect them from attack by powder-post beetles, thus overcoming... | |
| 1908 - 686 strani
...contains 47.66 per cent, gypsum. No. 3 sample contains 30.71 per cent, gypsum. TICK PARASITE. Officials of the Bureau of Entomology of the United States Department of Agriculture have discovered that certain kinds of stock-infesting ticks in Texas are subject to the attack of an... | |
| U.S. Bureau of plant industry, United States. Bureau of Plant Industry - 1909 - 118 strani
...of the diseases of broadleaf trees caused by insects. These have been described in the publications of the Bureau of Entomology of the United States Department of Agriculture by Dr. AD Hopkins (42, 43), and a number of them by Dr. EP Felt (18 to 21) and others (22, 49, 66,... | |
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