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10 LIVRES EN ANGLAIS EN RAPPORT AVEC «GREENBUG»
Découvrez l'usage de
greenbug dans la sélection bibliographique suivante. Des livres en rapport avec
greenbug et de courts extraits de ceux-ci pour replacer dans son contexte son utilisation littéraire.
Harvey, T.L. and Thompson, C.A. (1988) Effects of sorghum density and
resistance on infestations of greenbug, Schizaphis graminum (Homoptera:
Aphididae). Journal of the Kansas Entomological Society 61, 68–71. Harvey, T.L.,
Kofoid, K.D., ...
Helmut Fritz Van Emden, Richard Harrington, 2007
2
Wheat: Science and Trade
GREENBUG Economic impact and distribution The greenbug (Schizaphis
graminum Rondani) is a serious, perennial aphid pest of wheat with a worldwide
distribution. A 1993 survey revealed that over 3 million hectares (41%) of dryland
and ...
3
Aphid Biodiversity under Environmental Change: Patterns and ...
Many 'biotypes' of greenbug have been distinguished on the basis of differential
plant responses (Ullah and Peters 1996), and various strains can be
differentiated based on photoperiodic responses (Mittler and Gorder 1991), and
insecticide ...
Pavel Kindlmann, A. F. G. Dixon, J. P. Michaud, 2010
4
Biotechnology and Sustainable Agriculture 2006 and Beyond: ...
Another sorghum β-glucosidase gene (glucan endo-1,3-β-glucosidase) also
responded to greenbug infestation. The gene encoding glucan endo-1,3-β-
glucosidase expressed at a relatively higher level in resistant sorghum seedling
tissues ...
Zhihong Xu, Jiayang Li, Yongbiao Xue, 2007
5
Greenbugs: Determining Biotypes, Culturing, and Screening ...
The use of a mixture of greenbug biotypes is advisable, or else the resistance
selection may be too narrow. Advanced plant entries should be evaluated with
field biotypes from the area where released material is likely to be grown.
Experience ...
K. J. Starks, Rodney Lane Burton, 1977
6
Wheat Production in Stressed Environments: Proceedings of ...
Al-Mousawi AH, Richardson PE, Burton RL (1983) Ultrastructural studies of
greenbug (Hemiptera: Aphididae) feeding damage to susceptible and resistant
wheat cultivars. Ann Entomol Soc Am 76:964–971 Behle RW, Michels GJ,
Gilstrap FE ...
H. T. Buck, J. E. Nisi, N. Salomón, 2007
7
Population density relationships between hymenopterous ...
Because of the assumed higher starting greenbug population levels on sorghum,
the picture with respect to timing of parasite releases is somewhat different than
for aphids on potatoes. The calculations suggest that the optimum time for ...
E. F. Knipling, James Eugene Gilmore, 1971
8
Sorghum: Origin, History, Technology, and Production
These guidelines are based on the assumption that greenbug abundance is
increasing so rapidly that control by beneficial insects is not effective. Also, plants
undergoing drought or other stress cannot tolerate as many greenbugs without ...
C. Wayne Smith, Richard A. Frederiksen, 2000
9
Integrated Pest Management
300 1 2 Sample date Figure 10.10 Effect of two dates of tillage on greenbug
populations in winter wheat. •, mouldboard; D, disc; D, V-blade; D, no tillage. (
Redrawn from Burton and Krenzer, 1985). Although resistance genes to
greenbug ...
10
Global Plant Genetic Resources for Insect-Resistant Crops
It is difficult to compare resistance mechanisms of sorghum midge and greenbug
because of the differences in damage these insects cause to sorghum. Also,
numerous greenbug biotypes complicate generalizations about resistance ...
Stephen L. Clement, Sharron S. Quisenberry, 1998
10 ACTUALITÉS CONTENANT LE TERME «GREENBUG»
Découvrez de quoi on parle dans les médias nationaux et internationaux et comment le terme
greenbug est employé dans le contexte des actualités suivantes.
Bluffton's DuBois Park to undergo renovations
The irrigation improvements include using an all-natural pest control product consisting of cedar oil, which is made by Greenbug Inc., ... «Hilton Head Island Packet, juil 15»
GreenBug plans squashed for Baysville
LAKE OF BAYS – Lake of Bays mayor Bob Young says plans for a micro-hydroelectric project at the Baysville dam have been scrapped. «www.muskokaregion.com/, juin 15»
RICHARD FAGERLUND: Dealing with rare but annoying bugs
In addition, you can spray the ants with Greenbug for Indoors or an EcoSmart product. Pesticides are not necessary. Turkestan cockroaches. «Rio Rancho Observer, juin 15»
Research Station holds 108th Annual Field Day
It is a major pest and is generally found alongside the Russian wheat aphid and/or the greenbug. Pears then discussed the wheat stem sawfly, ... «Akron News-reporter, juin 15»
Many questions around Baysville hydro proposal
On May 26, GreenBug Energy presented a proposal to build a hydro electric generating station at the Baysville dam. The presentation was very ... «www.muskokaregion.com/, juin 15»
GreenBug gets council blessing for Brunel project
HUNTSVILLE - GreenBug Energy Inc. is a step closer to having a ... of the community publicly opposed the concept, GreenBug chose not to ... «www.muskokaregion.com/, juin 15»
Baysville dam hydro project proposal packs...
Tony Bouk, GreenBug Energy CEO, fields questions and criticism of his company's micro-hydroelectric project proposed for the Baysville dam ... «www.muskokaregion.com/, mai 15»
GreenBug pitches micro-hydroelectric project for...
GreenBug Energy has proposed a 420 kW Archimedes screw generation system for the historic locks, following discussions with town council ... «www.muskokaregion.com/, mai 15»
Sugarcane aphid wreaks havoc on sorghum crop last year
“I just looked at our greenbug resistant sources of sorghum and threw those at the sugarcane aphid and sure enough we've got some good ... «High Plains Journal, mai 15»
Sugarcane aphid a potential new pest for grain sorghum
Thus the sugarcane aphid can be more harmful to sorghum than greenbug. When conditions are favorable, small colonies can quickly grow to ... «Hays Daily News, mai 15»
