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Friday, October 9, 2020 | History

1 edition of Methods for large-scale rearing of the tobacco budworm found in the catalog.

Methods for large-scale rearing of the tobacco budworm

by J. R. Raulston

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  • 1 Currently reading

Published by Agricultural Research Service, U.S. Dept. of Agriculture in Washington, D.C .
Written in English

    Subjects:
  • Heliothis zea

  • Edition Notes

    Statementby J.R. Raulston and P.D. Lingren
    SeriesProduction research report -- no. 145
    ContributionsLingren, P. D.
    The Physical Object
    Pagination10 p. :
    Number of Pages10
    ID Numbers
    Open LibraryOL26309275M
    OCLC/WorldCa16415211

    form at the back of the book. These are also available as one exposure on a standard 35mm slide or as a 17" x 23" black and white photographic print for an additional charge. Photographs included in the original manuscript have been reproduced xerographically in this copy. Higher quality 6" x 9" black and white photographic prints are. diet), which permits large scale rearing of omnivore insects such as TPB and the western tarnished plant bug, (WTPB), Lygus hesperus Knight. Both species can be produced with higher biological fitness values than those reported for both species using the existing standard NI diet.

    The mechanical isolation of free parenchymatous cells can also be achieved on a large scale. Enzymatic Method. In Takabe et al treated tobacco leaf tissue with the enzyme pectinase and obtained a large number of metabolically active cells. A point to note is that potassium dextran sulphate in the enzyme mixture improved the yield of free. Goals / Objectives The overall goal is to develop a novel adult feeding disruption test (FDT) for monitoring for insecticide resistance in the tobacco budworm and diamond back moth. This goal will be achieved with the following specific objectives: (1)Laboratory validate the adult feeding disruption test (FDT) against the tobacco budworm and diamondback moth and with multiple insecticides.

      Analysis and application of movement data for the tobacco budworm in determining the scale of area-wide suppression of the tobacco budworm in the Mississippi Delta using nuclear polyhedrosis virus. Pages in J. W. Smith, editor. Proceedings of the Mississippi Tobacco Budworm Symposium, November, Mississippi State, Mississippi. A METHOD for breeding Pieris brassicae L., the large white butterfly, all the year round has been developed1,2, and the larvae have proved to be convenient insects to use for insecticidal tests.


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Methods for large-scale rearing of the tobacco budworm by J. R. Raulston Download PDF EPUB FB2

Methods for Large-Scale Rearing of the Tobacco Budworm (Classic Reprint) by J. Raulston (, Hardcover) The lowest-priced brand-new, unused, unopened, undamaged item in its original packaging (where packaging is applicable). Packaging should be the same as what is found in a retail store, unless the item is handmade or was packaged by the manufacturer in non-retail packaging.

Additional Physical Format: Online version: Raulston, J. Methods for large-scale rearing of the tobacco budworm. Washington, D.C.: Agricultural Research Service. Methods for large-scale rearing of the tobacco budworm / By J. Raulston and P. Lingren.

Abstract "In cooperation with Texas Agricultural Experiment Station."Bibliography: p. Mode of access: Internet Topics: Heliothis zea. Author: J. Raulston and P.

Lingren. Eggs that are washed off the cheesecloth are collected on a filter in a Btichner funnel. The wet cheesecloth is hung to drip-dry and then placed, along with the eggs on the filter, in jars covered with paper toweling.

The eggs hatch in 3 to 4 days at about 75° F. One newly hatched larva is transferred to each 8-dram rearing vial. Early-maturing and full-season Bt and non-Bt cottons were exposed to high densities of tobacco budworm (Heliothis virescens (F.)) and bollworm (Helicoverpa zea Boddie) in ha field cages during the summers of and to measure the possible need for supplemental use of insecticides on Bt cotton.

Fruit survival within-season and at-harvest was carefully mapped on individual plants Cited by: 2. Methods for large-scale rearing of the tobacco budworm.

United States Dept. of Agriculture Product Research Report10 pp. Roelofs, W.L., Hill, A.S., Cardé R.T., and Baker, T.C. Two sex pheromone components of the tobacco budworm moth, Heliothis virescens. This paper evaluates the suitability of rearing western spruce budworm (Choristoneura occidentalis Freeman) larvae on callus tissue derived from Douglas-fir cotyledons.

We found that western spruce budworm la rvae can be successfully reared on either pure callus or. Name the practice followed for large scale rearing of farm animals. Posted by qefum on A method for large-scale rearing of the cat flea.

The rearing of well-established laboratory model organisms like the confused flower beetle Tribolium confusum, the housefly Musca domestica, or the tobacco budworm Heliothis virescens is well.

The sex attractant of adult tobacco budworms,Heliothis virescens (F.) was isolated from ether washes of “calling” females and verified as active by field cage bioassays.

The components of the pheromone were identified as (Z)hexadecenal and (Z)tetradecenal by spectroscopic and microdegradative methods. The two components are inactive when tested separately, but when they are mixed in.

Materials and methods Insect rearing. The tobacco budworm, Helicoverpa assulta, larvae were obtained from Dr. S.J. Ahn (Rural Development Administration, Korea). The larvae were fed on an artificial diet at 27 °C, relative humidity 50 ± 5% and a photoperiod (L:D = ).

Methods for large-scale rearing of the tobacco budworm. U.S. Dep. Agric. Prod. Res. Rep. Bt-cotton resistance management Now or never: serious new plans to save a natural pest control. Pig farming is not only a profitable business but also a very popular and lucrative business.

Pig is widely used to eat and pork. But it is not an easy tusk to farming. It takes a lot of time and money to make a profitable pig farm.

To make a perfect pig farm everybody needs to follow some methods, which are described below. Biological and chemical methods of plant protection. I.G. Yazlovetskii --A colorimetric method for the determination of methyl nitrophos in green tobacco / F.I.

Patrashku --Effects of altosar and L.I. Strelkovskaya --Large scale laboratory rearing of Lysiphlebus fabarum marsh / E.S. Tregubenko --Electron microscopic Study of the.

Early season destruction of weeds with herbicide or mowing, or destruction of larvae on the weeds by treatment with insecticides, can reduce tobacco budworm population size later in the year (Bell and Hayes, ; Snodgrass and Stadelbacher, ). Of all abiotic factors that drive range boundaries, temperature is the best studied because of its pervasive influence on biological processes.

For populations at high-latitudes, extreme cold and the populations’ cold-hardiness set the range boundary. Phenotypic plasticity, where a single genotype results in differentiated phenotypes under differential environmental conditions, can assist.

Spray your plants with tobacco-specific pesticides if you notice pests or rot. Common tobacco pests include budworms, hornworms, and pathogens.

Tobacco is subject to infestation by many different bugs and diseases. The rotation process should help reduce the likelihood of infestation, but it is no : K. Cotton bollworms and tobacco budworms were the insects of choice.

Rearing of the infamous cotton boll weevil on artificial diets was initiated in the early 60s under the direction of Dr. R.T. Gast in the newly constructed USDA/ARS building known as the Boll Weevil Research Laboratoryadjacent to the Clay Lyle Entomology Building.

Alley Method, THE BEE-KEEPER'S HANDY BOOK I, HENRY ALLEY, Beekeeping books, classic, old, queen rearing, TWENTY-TWO YEARS' EXPERIENCE QUEEN-REARING CONTAINING THE ONLY SCIENTIFIC AND PRACTICAL METHOD OF REARING QUEEN BEES, AND THE LATEST AND BEST METHODS FOR THE GENERAL MANAGEMENT OF THE APIARY, queen rearing, raising queens, queen rearing book.

Defining the window of opportunity for feeding initiation by second-instar spruce budworm larvae 1. Alvaro Fuentealba, a b Solène Sagne, a Deepa Pureswaran, c Éric Bauce, b Emma Despland a.

a Department of Biology, Concordia University, Sherbrooke W., Montreal, QC H4B 1R6, Canada. transferred to the rearing pond for rearing up to harvest.

Pond preparation consists of drying, pest eradication then liming and fertilization. For pest control, two methods are recommended: tobacco dust at 00 to kg per ha or an admixture of hydrated lime and ammonium sulfate fertilizer () at a ratio of on wet areas of the pond.Rearing Queens on a Large Scale Chapter V Dipping Cells.

Chapter VI. Royal Jelly. Chapter VII. The Swarm Box. Chapter VIII. Getting the Bees in Condition for Cell Building. The object of this book then, is not to present many new methods but to place before the reader, with the aid of the camera, such methods with variations as I have used.Larvae were inoculated in small vials with artificial medium and stoppered with cotton (Noble, ).

The rearing procedures were mod- ified by cubing the diet and layering hatched larvae/diet cubes/cotton in 9-ounce ( ml) Dixie® cups to facilitate increased production needs (Noble, ).