Observations of Injurious Insects and Common Farm Pests ... with Methods of Prevention and Remedy

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Simpkin, Marshall, Hamilton, Kent & Company, 1891 - Beneficial insects
 

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Page 69 - Soft soap answers very well, and 1 quart of it may be taken in lieu of the hard soaps. In limestone regions, or where the water is very hard, some of the soap will combine with the lime or magnesia in the water and more or less of the oil will be freed, especially when the emulsion is diluted. Before use, such water should be broken with lye, or rain water employed. * * * For use on locust trees dilute 1 gallon of emulsion with 2 gallons of soft water.
Page 71 - Fig. 4), is conspicuous for the enormous length of its antennas, especially in the male. This, also, occurs at Rannoch, where it may be not uncommonly seen flying across the glades of the Black Forest with its long appendages streaming behind. It loves to settle on felled pine logs, with its antennae spread out like compasses; from which habit it is termed by the Highlanders " Timberman ;" a name, curiously enough, also applied to it in Lapland and Sweden, where it is common.
Page 10 - But the remaining two-fifths were variously mutilated by the loss of a part or the whole of the germ or plumule, so that under no circumstances could they have made plants. Here, then, but...
Page 69 - ... done in several instances, all the work of heating, churning, etc., being accomplished by this means. The use of whale-oil soap, especially if the emulsion is to be kept for any length of time, is strongly recommended, not only because the soap possesses considerable insecticide value itself, but because the emulsion made with it is more permanent, does not lose its creamy consistency, and is always easily diluted, whereas with most of the other common soaps the mixture becomes cheesy after a...
Page 79 - Keep the base of every tree clear of weeds and trash, and apply a solution of soft soap reduced to the consistence of a thick paint by the addition of a strong solution of washing soda in water. This, if applied to the bark of the tree, especially about the base or collar, and thence up the trunk and over the larger branches, will dry in a few hours and form a tenacious coating not easily dissolved by rain.
Page 79 - ... the crotches, where the main branches have their origin, will cover the whole surface liable to attack; and if applied during the morning of a warm day, will dry in a few hours, and form a tenacious coating, not easily dissolved by rain. The soap solution should be applied early in June, and a second time during the early part of July.
Page 69 - ... nozzle throwing a strong stream, preferably one-eighth inch in diameter. After from three to five minutes' pumping the emulsion should be perfect, and the mixture will have increased from one-third to one-half in bulk and assumed the consistency of cream. Well made, the emulsion will keep indefinitely, and should be diluted only as wanted for use.
Page 69 - Dissolve the soap in water by boiling, and add boiling hot, away from the fire, to the kerosene. Agitate violently for five minutes by pumping the liquid back upon itself with a force pump and direct-discharge nozzle throwing a strong stream, preferably one-eighth inch in diameter.

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