Report and List of Nurserymen

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1926
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Page 9 - The road patrol stations, under the supervision of the Plant Quarantine and Control Administration of the United States Department of Agriculture, were opened the week of July 21st and by the end of the week practically all stations were operating.
Page 21 - Hnworth. nursery stock from surrounding shade or forest trees. In nurseries the most serious damage was done to evergreens, particularly arbor vitae and spruces, because severe defoliation occurred before the characteristic caterpillars were noticed. Spraying with arsenate of lead at the rate of one ounce to one gallon of water is a very effective way to kill bagworms. In spraying evergreens with arsenate of lead it is highly desirable to omit the soap spreader because where this is added we have...
Page 38 - Wisconsin, last year. 27. Any newly introduced pest, and any other pest injurious to plants which may be found in a nursery and which may be distributed on nursery stock shall be considered dangerous, and adequate precautionary measures shall be required when , found in a nursery.
Page 37 - ... gallons of a standard lubricating oil emulsion and 96^ gallons of water, except that where shipment is going to a State where fumigation is required such stock must be fumigated. A report of the amounts and kinds of stock dipped, and the dip used, must be filed in the office of the inspection official. Premises outside the nursery must be kept free from the scale. 2. Forbes Scale (A.
Page 16 - ... of Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island and Vermont. Delay and losses may occur to shipments unless full compliance with Canadian regulations are carried out. Arthur Gibson, Dominion Entomologist, Chairman; Leonard S. McLaine, Chief, Division of Foreign Pests Suppression; Secretary, Destructive Insect and Pest Act Advisory Board, Department of Agriculture, Ottawa, Canada. INSECT PESTS AND PLANT DISEASES Number of Infestations Name Reported Strawberry...
Page 13 - ... are the adults of the cotton worm." The caterpillars are a serious pest of cotton in the south, often stripping the plant of its foliage. The life cycle is short and in the Gulf region there are seven generations. As a female moth lays about five hundred eggs it has been estimated that the offspring of a single moth would be 300,000,000,000 in four generations if all individuals survived. Hence, it is no wonder that when these insects become abundant in the south that they should rise in numbers...
Page 39 - The Division of Entomology of the Department of Conservation reserves the right to return to the point of origin any raspberry plants received in the State of Indiana without such a certificate. RECOMMENDATIONS FOR THE CERTIFICATION OF GREENHOUSE PLANTS AND HARDY OUT-OF-DOOR PERENNIALS Adopted at the Third Annual Meeting of the Central Plant Board, Madison, Wisconsin, March 4 and 5, 1927 Greenhouses infested with the Surinam roach (P ucnoscclns surinamensis Linn.) shall not be certified.
Page 40 - If advisable in the case of the leaf-eating insects a dipping in, spraying or dusting with arsenate of lead solution, and in the case of sucking insects the use of contact insecticides may be required as conditions of certification. In the case of greenhouse plant diseases, no snap-dragons showing rust should be certified. Roses and other plants showing crown gall either of bacterial or physiological origin should not pass in excess of 2 per cent of the shipment. Geraniums visibly infected with bacterial...

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