apple aphid
Woolly Apple Aphid, Eriosoma lanigerum Hausmann, Management Using Non-Synthetic Insecticides on Apple Orchard Central Highlands of ETHIOPIA
... wooly apple aphid. In terms of woolly aphid colony, significantly higher numbers were counted from untreated check in different counting ...infestation aphid colony per apple tree ...
9
Winter treatments against the woolly apple aphid (Eriosoma lanigerum): products and timing of applications
... In organic farming the woolly apple aphid is very difficult to control due to its biology (Van Frankenhuyzen et al., 2002) and its protective mechanisms. This pest is therefore becoming a major problem ...
7
Control of the woolly apple aphid (Erisoma lanigerum Hausm ) by releasing earwigs (Forficula auricularia L ) and support oil applications an interim report of first year results
... woolly apple aphid (Erisoma lanigerum ...woolly apple aphid, and they should be encouraged as beneficial organisms in organic ...woolly apple aphid population growth prior to the ...
5
Efficacy of different insecticides against the woolly apple aphid (Eriosoma lanigerum)
... In summary, the product Neu 1161I is very promising and should be further tested. The strategy of three applications in a three days interval seems to be very effective against the woolly apple aphid and ...
5
Densovirus induces winged morphs in asexual clones of the rosy apple aphid, Dysaphis plantaginea
... rosy apple aphid prompted us to test whether these aphids had an increased ability to disperse and colonise neighbouring ...the aphid donor plant; the other plant, located 85 cm apart, was the ...
26
Spatial variation of woolly apple aphid (Eriosoma lanigerum, Hausmann) in a genetically diverse apple planting
... woolly apple aphid (WAA) into apple ...diverse apple plantings have been established in New Zealand with one aim to identify new sources of resistance to this pest, and also to allow the ...
6
Biological Control of Woolly Apple Aphid (Eriosoma lanigerum HAUSM ) with Aphelinus mali HALD
... Woolly Apple Aphid (Eriosoma lanigerum H AUSM ...the aphid population, though its efficiency was not high enough to prevent damage of the trees ...the aphid population ...
8
Understanding earwig phenology in top fruit orchards
... woolly apple aphid Eriosoma lanigerum, a major pest in apple orchards with integrated or organic pest ...woolly apple aphid proliferation, and a negative correlation between degree of ...
5
Studies on the Biology and Predatory Potential of Harmonia dimidiata, a Major Predator of Aphis pomi De Geer on Apple Host in India
... green apple aphid, Aphis pomi De Geer on the apple nursery plants of Mashobra locality of Shimla district and Ner Chowk locality of Mandi district of Himachal ...
6
The chemical ecology, genetics and impact of the European earwig in apple and cherry orchards
... in apple orchards against the woolly apple aphid, Eriosoma lanigerum (WAA) and further examines how earwigs and the WAA parasitoid, Aphelinus mali interact to suppress WAA numbers below problematic ...
8
Negative effects of low developmental temperatures on aphid predation by Orius majusculus (Heteroptera: Anthocoridae)
... rosy apple aphid increased with test temperature for all five treatment combinations of developmental temperature and treatment length, and at each test temperature it was reduced the lower the temperature ...
6
Competition and Niche-Partitioning in Two Species of Walnut Aphids
... green aphid (Chromaphis juglandicola Kalt.) and Dusky veined aphid (Panaphis juglandis ...two aphid species are not usually found together on same trees or ...
6
Competition and Niche-Partitioning in two Species of Walnut Aphids
... green aphid (Chromaphis juglandicola Kalt.) and Dusky veined aphid (Panaphis juglandis ...two aphid species are not usually found together on same trees or ...
6
Biochemical Characterization of the Helper Component of Cauliflower Mosaic Virus
... kDa designated P2. Biologically active P2 from various CaMV isolates has been produced in the baculovirus-insect cell ex- pression system (2, 3, 8). Aphids that first acquired this bacu- lovirus-expressed P2 (P2-loaded ...
9
Attraction of female Aedes aegypti (L.) to aphid
... Aedes aegypti, to honeydew odorants from the green peach aphid, Myzus persicae, and the pea 16.. aphid, Acyrthosiphon pisum, feeding on fava bean, Vicia faba.[r] ...
27
The aphid sex pheromone.
... AFRC Institute of Arable Crops Research, Rothamsted Experimental Station, Harpenden, Herts., AL5 254, U.K. Chemistry Department, Imperial College of Science and Technology, Pri[r] ...
5
Cross habitat usage by crop aphids and their parasitoids in the cropnoncrop interface in an organic vegetable farm
... The greater parasitism of shared aphid species in the cultivated habitat may be due to the influence of adjacent non-cultivated area. Several authors suggest that dynamics of insect populations and the structure ...
11
Factors Affecting Biological Control of Myzus persicae using Aphidius colemani.
... reduced aphid suppression by ...compared aphid populations on Black Pearl Pepper plants (Capsicum annuum ‘Black Pearl’) treated with one of four plant growth regulators to each other and to untreated plants ...
83
Susceptibility to Apple Scab, Nectria Cancer and Powdery Mildew of Different Unsprayed Apple Varieties
... plantings lowest average scores were obtained in 2001. Scabresistance has been broken in most of the scabresistant varieties. There is a high infection level in the orchard; nearly half (48%) of the varieties was ...
6
SEASONAL INCIDENCE OF SUCKING PESTS AND THEIR NATURAL ENEMIES IN COTTON
... Cotton (Gossypium hirsutum L.) as “King of the Fibre” is one of the most ancient and important cash crop in India and plays a significant role in the Indian national economy. It is grown on a large scale almost in all ...
6