Annual Report

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Page 70 - ... that might be inflicted by our birds. Allowing twenty-five insects per day as an average diet for each individual bird, and estimating that we have about one and one-half birds to the acre, or in round numbers 75,000,000 birds in Nebraska, there would be required 1,875,000,000 insects for each day's rations. Again, estimating the number of insects required to fill a bushel at 120,000, it would take 15,625 bushels of insects to feed our birds for a single day, or 937,500 bushels for 60 days, or...
Page 326 - General Report upon the Zoology of the several Pacific Railroad Routes, Part I. — Mammal...
Page 70 - Creepers attend to the tree trunks and limbs, examining carefully each inch of bark for insects' eggs and larvae, or excavating for the ants and borers they hear at work within.
Page 340 - In the United States some sections have been overrun with sheep scab, and many persons engaged in the sheep industry have been forced to forsake it because of their losses from this disease. It is probable that in its destruction of invested capital sheep scab is second only to hog cholera among our animal diseases. The large flocks of the Plains and Rocky Mountain region and the feeding stations farther east have suffered severely and are constantly sending diseased animals to the great stock yards...
Page 352 - ... moult and the fourth pair of legs appears; this fourth pair is always present when the mites are two-thirds the size of the adults; when seven to eight days old the mites are mature and ready to pair; several (three or four) days are allowed for pairing; another generation of eggs may be laid fourteen to fifteen days after the laying of the first generation of eggs. Without going into all of the other observations on these points, it may be remarked that the eggs may not hatch for six or seven...
Page 327 - Travels to the Source of the Missouri River and across the American Continent to the Pacific Ocean, performed by order of the Government of the United States in the years 1804, 1805 and 1806. By Captains Lewis and Clarke ; published from the official report, and illustrated by a map of the route and other maps.
Page 71 - ... our State each year. A perusal of the various works that have been written on the economic relations of birds to man will support the statement that if we were deprived of the services of birds the earth would soon become uninhabitable.
Page 70 - Flycatchers lie in wait, darting from ambush at passing prey, and with a suggestive click of the bill returning to their post. The "Warblers, light, active creatures, flutter about the terminal foliage, and with almost the skill of a Hummingbird pick insects from leaf or blossom.
Page 20 - General, all of whom shall keep their offices in person at the seat of government, and hold their offices for the term of two years and until their successors are elected and qualified, and the general assembly may provide by law for the establishment of the office of Commissioner of State Lands.
Page 371 - It may be said, on the other hand, that arsenic really has excellent scab-curing qualities; it enters into the composition of a number of the secret dipping powders and forms the chief ingredient in one of the oldest secret dips used. This particular dip has been given second place (with some qualifications) among the officially recognized dips in South Africa. In deference to the opinion of those who prefer an arsenical dip several formulae are quoted here.

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