CĂRȚI ÎN ENGLEZĂ ÎN LEGĂTURĂ CU «SAWFLY»
Descoperă întrebuințarea
sawfly în următoarea selecție bibliografică. Cărți în legătură cu
sawfly și extrase din aceasta pentru a furniza contextul de întrebuințare al acestuia în literatura Engleză.
1
Pooling data for pest management analysis: a Stein-rule approach
... modeling, and provide those in extension IPM greater confidence when
providing the farmer with specific IPM recommendations. 11 REFERENCES (1)
Buckner, C.H. "The Assessment of Larch Sawfly Cocoon Summary and
Conclusion.
Philip Isak Szmedra, Michael Eugene Wetzstein, James W. Todd, 1987
2
Yellowheaded spruce
sawfly: its ecology and management
Presents the biology and ecology of the yellowheaded spruce sawfly, and provides survey techniques and management strategies.
Steven A. Katovich, Deborah G. McCullough, Robert A. Haack, 1995
3
Agricultural Insect Pests of Temperate Regions and Their Control
Cephus pygmeus (L.) - (European Wheat Stem Sawfly) Europe, W. Asia, USA,
Canada (CIE map no. A. 30). Hartigia trimaculata Say - (Blackberry Shoot Sawfly)
USA, Canada. Janus integer (Norton) - (Currant Stem Girdler) USA. Syrista
similis ...
4
Cherry and Hawthorn
Sawfly Leaf Miner
During the past five years that P. collaris has been under observation by this
Station, T. minutum has twice made its appearance in conspicuous numbers in
cherry orchards infested with the sawfly,in 1912 and in 1915. During the former
year ...
Percival John Parrott, Bentley Ball Fulton, 1915
5
Encyclopedia of Entomology
More than 40 parasitoids are reported to attack sawflies, though little is known
about most species; fewer than ten have a significant impact on sawfly
populations. Many species attack other hosts found in grasses or other
parasitoids (these are ...
6
The Pathogenicity of Fusarium Spp. to Wheat Stem
Sawfly, ...
completing development and eclosion, sawfly adults emerge from May to early
July by chewing through and breaching the plugged stubs (Holmes 1954 and
1982). Wheat Stem Sawfly Control Methods With the introduction and
establishment ...
7
Integrated Management of the Wheat Stem
Sawfly by Exploiting ...
Trap strip and field border modification for management of the wheat stem sawfly
Cephus cinctus Nort. (Hymenoptera: Cephidae). J. Entomol. Sci. 36: 34-35.
Morrill, W. L., and Kushnak, G. D. 1999. Planting date influence on the wheat
stem ...
8
Western Grass Stem
Sawfly
Previous to the year 1919 it had been stated with much confidence by men who
were known to be good observers that durum wheat was nearly immune from the
attacks of the sawfly. On the strength of these statements county agents were ...
Charles Nicolas Ainslie, 1920
9
Field and laboratory techniques for evaluating hemlock ...
When sawfly and parasite emergence has ceased, remaining cocoons should be
dissected and their contents analyzed. Contents of dissected cocoons will fall
within categories such as the following: unemerged sawfly or parasite adult,
sawfly ...
John S. Hard, Torolf R. Torgersen, 1975
10
The Webspinning
Sawfly of Plums and Sandcherries
Harry Charles Severin. ACKNOWLEDGEMENTS The writer is indebted to Mr.
George Gilbertson for the preparation of figures 3, 5, 6, 7, 9 and 11 and for much
other aid which he kindly rendered. I am also indebted to Mr. S. A. Rohwer for the
...
Harry Charles Severin, 1920
ȘTIRI NOI CARE INCLUD TERMENUL «SAWFLY»
Află ce ziare naționale și internaționale au scris despre și cum este întrebuințat termenul
sawfly în contextul următoarelor știri.
Sawfly infestation alarms several Elbert County homeowners
It wasn't the wind making the tree move, it was an army of sawfly larvae moving up and down the needles, devouring them and then dropping off the tree. «The Denver Channel, Iul 15»
Unraveling the secrets of the sawfly in MonDak region
WILLISTON, N.D. (AP) - The wheat stem sawfly, much to the farmer's dismay, lives a mostly secret life inside - as the name would imply - the stem of wheat plants ... «Washington Times, Iul 15»
Unraveling the secrets of the sawfly
The wheat stem sawfly, much to the farmer's dismay, lives a mostly secret life inside — as the name would imply — the stem of wheat plants. It is a creature that ... «Williston Daily Herald, Iul 15»
Insecticide now available to fight wheat stem sawfly in Montana
Over the next four years and possibly longer, wheat producers will be able to use a granular insecticide against the No. 1 small grain insect pest in Montana. «agprofessional.com, Iun 15»
Sawfly outbreak expected to bring heavy damage to ponderosa pines
COLORADO SPRINGS - A brown wasp, called the pine sawfly, is proving to be a problem for some pine trees in southern Colorado. The insect is specifically ... «KOAA.com Colorado Springs and Pueblo News, Mai 15»
Sawfly epidemic threatens Colorado ponderosa pines
DENVER - Evergreen forests in Colorado are getting a whole lot less green as scientists say sawfly wasps eating needles off ponderosa pines are expected to ... «The Denver Channel, Mai 15»
'Old' insecticide Thimet proves effective at killing wheat stem sawfly …
The sawfly continues to cause significant damage to Montana's wheat and now, producers may now have a new “old” tool in their sawfly toolbox to fight the pest. «Farm and Ranch Guide, Mai 15»
Sawfly wasp outbreak spreading through Colorado's ponderosa pines
A stout brown wasp called the sawfly, eating needles off ponderosa pines across 7,430 acres southeast of Denver, is expected to spread — turning more pines ... «The Denver Post, Mai 15»
Walliser: Sawfly larva knows what it likes
Answer: Your columbines were the victim of the larvae of a species of sawfly (Pristophora aquiligae). This particular species of sawfly targets only columbines, ... «Tribune-Review, Mai 15»
Fix-It Chick: How to eradicate pine sawflies
Sawfly larvae hatch in March or April and feed on the outer cells of pine needles. They prefer scotch, red or mugo pines, but will happily settle for most any two- ... «Lawrence Journal World, Apr 15»
