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Articles 10171 - 10200 of 11462

Full-Text Articles in Entomology

Swallowtail Butterflies Of Arkansas (Lepidoptera; Family Papilionidae), E. Phil Rouse Jan 1965

Swallowtail Butterflies Of Arkansas (Lepidoptera; Family Papilionidae), E. Phil Rouse

Journal of the Arkansas Academy of Science

No abstract provided.


Rearing Of Wolf And Lynx Spiders In The Laboratory (Families Lycosidae And Oxyopidae: Araneida), W. H. Whitcomb, Ruth Robinson Eason Jan 1965

Rearing Of Wolf And Lynx Spiders In The Laboratory (Families Lycosidae And Oxyopidae: Araneida), W. H. Whitcomb, Ruth Robinson Eason

Journal of the Arkansas Academy of Science

No abstract provided.


Life History Of The Dotted Wolf Spider, Lycosa Punctulata Hentz (Araneida: Lycosidae), Ruth Robinson Eason, W. H. Whitcomb Jan 1965

Life History Of The Dotted Wolf Spider, Lycosa Punctulata Hentz (Araneida: Lycosidae), Ruth Robinson Eason, W. H. Whitcomb

Journal of the Arkansas Academy of Science

No abstract provided.


Habits And Life History Of The Bronze Flea Beetle, Altica Tombacina (Mannerheim) (Coleoptera-Chrysomelidae), Jane C. Dirks-Edmunds Jan 1965

Habits And Life History Of The Bronze Flea Beetle, Altica Tombacina (Mannerheim) (Coleoptera-Chrysomelidae), Jane C. Dirks-Edmunds

Jane Claire Dirks-Edmunds Documents

This article, which was published in volume 39 issue 4 of the journal Northwest Science, describes a study that began in the fall of 1959 and was supported by federal grant G-8779. Dr. Jane Claire Dirks-Edmunds's research focused on the little-known Bronze Beetle and involved several of her contemporaries, both within and outside the Linfield College Biology Department.


Identification And Distribution Of Minnesota Leucorrhinia Species (Odonata, Libellulidae), Charles L. Hamrun, Robert Evans Carlson, Arthur W. Glass Jan 1965

Identification And Distribution Of Minnesota Leucorrhinia Species (Odonata, Libellulidae), Charles L. Hamrun, Robert Evans Carlson, Arthur W. Glass

Journal of the Minnesota Academy of Science

Minnesota Leucorrhinia species are contrasted with one another through the use of male and female characters . Included in the key lo species are two species (frigida and glacialis) not previously reported from Minnesota. All North American species are discussed.


A Review Of Characters Used In The Identification Of North Central States' Sitona Germar (Coleoptera, Curculionidae)., Valerie J. Fridrich Jan 1965

A Review Of Characters Used In The Identification Of North Central States' Sitona Germar (Coleoptera, Curculionidae)., Valerie J. Fridrich

Journal of the Minnesota Academy of Science

Lack of good literature concerning taxonomy of the genus Sitona has prompted this study. Specific characters, such as, color, prothorax shape, frontal groove, punctures, genitalia, setae, eyes, length, elytral shape, and scales are discussed. A key for the five species of the North Centro I Stales is presented, including notes on each species.


How To Produce Honey, William P. Nye, George F. Knowlton Jan 1965

How To Produce Honey, William P. Nye, George F. Knowlton

All PIRU Publications

No abstract provided.


Preliminary Report On Selection And Breeding Of Honeybees For Alfalfa Pollen Collection, William P. Nye, O. Mackensen Jan 1965

Preliminary Report On Selection And Breeding Of Honeybees For Alfalfa Pollen Collection, William P. Nye, O. Mackensen

All PIRU Publications

Some colonies of honeybees on alfalfa collect a much higher percentage of alfalfa pollen than others. The possibility of genetic differences between colonies was investigated. Colonies collecting high and low percentages of alfalfa pollen were first selected. Daughters of queens from three 'high' and three 'low' colonies were inseminated from their brothers, and colonies headed by queens of these six lines were tested. Colonies headed by sister queens were more similar in the proportion of alfalfa pollen they collected than were those headed by unrelated queens. This suggests heritability of the factor studied. On the other hand no correlation was …


Beekeeping For Beginners, William P. Nye, G. F. Knowlton Jan 1965

Beekeeping For Beginners, William P. Nye, G. F. Knowlton

All PIRU Publications

No abstract provided.


The Black Beetle, Clee Francis Howard Jenkins Jan 1965

The Black Beetle, Clee Francis Howard Jenkins

Journal of the Department of Agriculture, Western Australia, Series 4

Since first reported in Western Australia 27 years ago, the black beetle has spread widely to become a well-known pest in metropolitan home lawns and public grassed areas.

THE black beetle (Heteronychus sanctae-helenae Blanchard) is a native of South Africa which seems to have first gained a footing in Australia in about 1930, for it was then recorded as a pest of maize in New South Wales. (Gurney 1934).


Control Of Prodenia Litura On Cotton In The North Of Western Australia, P N. Forte, D. G. Shedley Jan 1965

Control Of Prodenia Litura On Cotton In The North Of Western Australia, P N. Forte, D. G. Shedley

Journal of the Department of Agriculture, Western Australia, Series 4

COTTON is subject to considerable insect attack at the new Ord River irrigation area in the East Kimberleys of Western Australia.

Although a long list of insects have been recorded as damaging cotton in this area there are two which have proved so far to present the biggest problem.

These are Heliothis punctigera and Prodenia litura.


Kimberley Research Station Progress Report, 1964 : Insect Pests And Insecticides, K T. Richards Jan 1965

Kimberley Research Station Progress Report, 1964 : Insect Pests And Insecticides, K T. Richards

Journal of the Department of Agriculture, Western Australia, Series 4

FOR the past four years, detailed studies have been carried out in regard to the identification, status, bionomics, and control of insects and mite pests attacking the various crops grown in the Ord River Irrigation Area.


Dual Low Dosage Applications Of Heptachlor For Control Of The Imported Fire Ant, C. S. Lofgren, C. E. Stringer, Jr., F. J. Bartlett, W. A. Banks, W. F. Barthel Jan 1965

Dual Low Dosage Applications Of Heptachlor For Control Of The Imported Fire Ant, C. S. Lofgren, C. E. Stringer, Jr., F. J. Bartlett, W. A. Banks, W. F. Barthel

Entomology Papers from Other Sources

Control of the imported fire ant, Solenopsis saevissima richteri (Forel), with two applications of heptachlor at dosages of 1/4 or 1/2 pound per acre applied at intervals of 3 or 6 months was reported by Lofgren et al. (1961). Murphy et al. (1962) reported that soil residue following two successive 1/4 pound per acre treatments of heptachlor is equivalent after 10 months to the residue following a single 1 pound per acre treatment.


Northerly Movement Of Corn Borer Moths In Southern Minnesota, H. C. Chiang, Vern Sisson, M. A. Ewert Jan 1965

Northerly Movement Of Corn Borer Moths In Southern Minnesota, H. C. Chiang, Vern Sisson, M. A. Ewert

Journal of the Minnesota Academy of Science

Seventeen light traps were installed in 6 counties in southwest Minnesota in 1962 and 1963 and the nightly catches of moths of the European corn borer were recorded. The results show that moth catch was higher during nights with south winds and the nights immediately following such nights. This relation occurred over a large area and during the entire flight period. Moth popu1'otion in southern Minnesota was increased when south winds prevailed during the Right period. The trapping and recording were carried out by 15 FFA members, l 4-H member, and l adult farmer. The project demonstrates that these young …


Thimet For Woolly Aphis Control, G D. Rimes Jan 1965

Thimet For Woolly Aphis Control, G D. Rimes

Journal of the Department of Agriculture, Western Australia, Series 4

THE woolly aphis Eriosoma lanigerum (Hausm) has been known as a serious insect problem in Western Australia since the early days of apple growing.

It was distributed on nursery stock to most parts of the world in the early days of horticulture.


How To Destroy Bees In The Home, William P. Nye, George F. Knowlton Oct 1964

How To Destroy Bees In The Home, William P. Nye, George F. Knowlton

All PIRU Publications

No abstract provided.


Notes On The Biology And Larval Morphology Of Xenoglossa Strenua (Hymenoptera: Apoidea), George E. Bohart Jul 1964

Notes On The Biology And Larval Morphology Of Xenoglossa Strenua (Hymenoptera: Apoidea), George E. Bohart

Be

No abstract provided.


Seasonal Population Fluctuations And Natural Control Of The Sweetclover Aphid, G. R. Manglitz, R. E. Hill Jul 1964

Seasonal Population Fluctuations And Natural Control Of The Sweetclover Aphid, G. R. Manglitz, R. E. Hill

Nebraska Agricultural Experiment Station: Historical Research Bulletins

Because the potential of the sweetclover aphid for damaging sweetclover is well documented, yet damage occurs only occasionally under field conditions, it would appear that natural factors which depress midsummer populations are important in preventing greater damage and worthy of detailed study. Thus, this study was begun early in 1959 to investigate the natural factors which generally keep populations of this aphid below levels causing economic damage.


Laboratory Studies On The Effects Of Temperature, Relative Humidity, And Host Variations On Tetranychus Canadensis (Mcgregor) In Utah, Leland D. White May 1964

Laboratory Studies On The Effects Of Temperature, Relative Humidity, And Host Variations On Tetranychus Canadensis (Mcgregor) In Utah, Leland D. White

All Graduate Plan B and other Reports, Spring 1920 to Spring 2023

The four-spotted spider mite, Tetranychus canadensis (McGregor) has been identified from parts of seventeen states, Washington, D. C., and Danada since it was first recognized as a new species by McGregor (1950) from Ontario, Canada. During this thirteen-year period it has been reported on at least twenty-eight different host plants including ornamentals and orchard, vegetable, and forage crops.


Equipment For Making Nesting Holes For The Alfalfa Leaf-Cutting Bee, William P. Nye, George E. Bohart Apr 1964

Equipment For Making Nesting Holes For The Alfalfa Leaf-Cutting Bee, William P. Nye, George E. Bohart

All PIRU Publications

No abstract provided.


A Preliminary Study Of Minnesota Rose Gall Insects, Edmund Olson Jan 1964

A Preliminary Study Of Minnesota Rose Gall Insects, Edmund Olson

Journal of the Minnesota Academy of Science

A study of ten species of gall-makers found living in Minnesota roses. All but one belong to the Cynipid genus, Diplolepis. The galls and gall-makers are briefly described. Parasites and inquilines raised from the galls are listed and discussed.


Identification And Distribution Of Sympetrum In Minnesota (Libellulidae, Odonata), Lee A. Miller, Charles L. Hamrum, Myron A. Anderson Jan 1964

Identification And Distribution Of Sympetrum In Minnesota (Libellulidae, Odonata), Lee A. Miller, Charles L. Hamrum, Myron A. Anderson

Journal of the Minnesota Academy of Science

Sympetrum species may be seen in flight throughout Minnesota in late summer and autumn. Large numbers may be seen flying along the edges of lakes and ponds or foraging in meadows and marsh grass. The general body color varies from yellow-brown in teneral specimens to bright red in older individuals. Only danae never shows red. Unfortunately the red fades to dull brown in dried specimens. The wings may be hyaline or marked with yellow bands. These dragonflies are easily collected with a net as the flight is not particularly swift and they rest frequently.

The literature indicates this large genus …


Insect Pests Of Cotton In The Ord River Irrigation Area, K T. Richards Jan 1964

Insect Pests Of Cotton In The Ord River Irrigation Area, K T. Richards

Journal of the Department of Agriculture, Western Australia, Series 4

COTTON is grown in the Ord Valley of north Western Australia, mainly as an annual, irrigated crop during the hot summer months of the "wet season".

It is usually planted in November-December and harvested March-May.

This period of growth corresponds closely to that of maximum insect activity.


Managing The Leaf-Cutting Bee For Higher Alfalfa Seed Yields, George E. Bohart, George F. Knowlton Jan 1964

Managing The Leaf-Cutting Bee For Higher Alfalfa Seed Yields, George E. Bohart, George F. Knowlton

All PIRU Publications

No abstract provided.


Chlorinated Insecticides Fate In Aqueous Suspensions Containing Mosquito Larvae, M. C. Bowman, C. S. Lofgrens, Fred Acree, Jr., Morton Beroza Jan 1964

Chlorinated Insecticides Fate In Aqueous Suspensions Containing Mosquito Larvae, M. C. Bowman, C. S. Lofgrens, Fred Acree, Jr., Morton Beroza

Entomology Papers from Other Sources

Aldrin, p,p’-DDT, dieldrin, gamma chlordane, heptachlor, heptachlor epoxide, 1-hydroxychlordene, and lindane were biassayed against larvae of Anopheles quadrimaculaus Say; the remnant amounts of insecticide and metabolites in larvae and medium were determined by electron-affinity gas chromatography. The insecticides were surprisingly nonpersistant at concentrations normally sued.


The Animal Quarantine Service, R K. Kent Jan 1964

The Animal Quarantine Service, R K. Kent

Journal of the Department of Agriculture, Western Australia, Series 4

Exotic diseases are a constant threat to Australia's animal industry and there are many reasons for the uncompromising ban on the import of certain animals from overseas.

Such diseases as foot and mouth and blue tongue would cost Australia a tremendous amount of money if they became established here.

Just how Australia protects itself against the introduction of exotic diseases is described by Veterinary Surgeon, R. K. Kent, M.R.C.V.S., in this article .


The Red-Legged Earth Mite And The Lucerne Flea [Replaced By Farmnote 67/86], Clee Francis Howard Jenkins Jan 1964

The Red-Legged Earth Mite And The Lucerne Flea [Replaced By Farmnote 67/86], Clee Francis Howard Jenkins

Journal of the Department of Agriculture, Western Australia, Series 4

THE red-legged earth mite and the lucerne flea are the two most important pasture pests of Western Australia.

They commonly retard the establishment of new pastures by causing serious damage to pasture legume seedlings and in some seasons can damage cereal crops.

This article describes the pests and gives current recommended control measures.


Control Of Lice On Pigs, Department Of Agriculture, Western Australia Jan 1964

Control Of Lice On Pigs, Department Of Agriculture, Western Australia

Journal of the Department of Agriculture, Western Australia, Series 4

LICE are responsible for serious losses in the pig industry, as apart from the reduced growth rates and loss of condition resulting from the constant irritation, the lice are carriers of disease.


Flower Greening And Witches' Broom, Department Of Agriculture, Western Australia Jan 1964

Flower Greening And Witches' Broom, Department Of Agriculture, Western Australia

Journal of the Department of Agriculture, Western Australia, Series 4

THE flower "greening" and witches' broom diseases may be found in a variety of plants.

Susceptible garden species include phlox, gerberas, vincas, dahlias, geraniums, asters and many others.


New Species Of Proctophyllodes From Bulgaria (Sarcoptiformes, Analgoidea), Warren T. Atyeo, I. D. Vassilev Jan 1964

New Species Of Proctophyllodes From Bulgaria (Sarcoptiformes, Analgoidea), Warren T. Atyeo, I. D. Vassilev

Bulletin of the University of Nebraska State Museum (1924–2023)

Two new species of feather mites are described: Proctophyllodes tenericaulus from Turdus viscivorus L. (Turdidae) and Galerida cristata (L.) (Alaudidae) and Proctophyllodes emberizae from Emberiza melanocephala Scopoli and E. hortulana (L.) (Fringillidae).