Results 81 to 90 of about 16,525 (232)

Dread in the Homeland: Symbolic Politics and Ethnonationalist Struggles for Self‐Determination in Nigeria

open access: yesNations and Nationalism, EarlyView.
ABSTRACT The revival of Biafran separatism in contemporary Nigeria is often explained with three leading theoretical frameworks: relative deprivation, political economy and state repression. Whereas relative deprivation and political economy perspectives posit that the resurgent separatism derives from the perception and empirical reality of ...
Promise Frank Ejiofor
wiley   +1 more source

Aerial movements of mites in almonds: Implications for pest management

open access: yesCalifornia Agriculture, 1984
Not available – first paragraph follows: Spider mites and predatory mites can live all year on deciduous trees and vines. During the growing season they colonize the foliage, and during winter they overwinter under bark and in crevices in a state of ...
M Hoy   +3 more
doaj  

Occurrence of predatory mites of the Phytoseiidae family on apple-trees in integrated and ecological orchards

open access: yesPlant Protection Science, 2008
During the 2005-2007, we identified six species of predatory mites in the integrated and an ecological orchard: Phytoseius echinus, Phytoseius macropilis, Euseius finlandicus, Typhlodromus pyri, Paraseiulus triporus and Amblyseius andersoni.
Ján Praslička, Andrea Barteková
doaj   +1 more source

On-farm evaluation of integrated pest management of thrips and whiteflies in herb cuttings in Ethiopia : report to the Ministry of Agriculture and Rural Development [PDF]

open access: yes, 2010
Integrated Pest Management reduces the use of chemicals and therewith the impact of greenhouse horticulture on the environment. It improves working conditions and enables access of Ethiopian products on the world market.
Belder, E., den, Elings, A.
core   +1 more source

Beneficial Predators: Predatory Mites

open access: yes, 2012
Predatory mites can provide natural pest control by eating unwanted pests. These beneficial mites are one way to maintain pest populations at non-damaging levels, known as biological control. By encouraging predatory mite populations, plants can be protected from excessive pest attack and damage.
Patterson, Ron, Ramirez, Ricardo
openaire   +1 more source

Glyphosate residues in soil alter herbivore‐induced plant volatiles and affect predatory insect behaviour

open access: yesPlant Biology, EarlyView.
Herbicide residues in soil disrupt plant–insect signalling, reducing the effectiveness of biological pest control. Abstract Plants under herbivore attack emit distinct blends of herbivore‐induced plant volatiles (HIPVs) which serve as signalling cues for predatory insects.
B. Fuchs, J. D. Blande, V. Weijola
wiley   +1 more source

Effect of fungus Lecanicillium lecanii and bacteria Bacillus thuringiensis, Streptomyces avermitilis on two-spotted spider mite Tetranychus urticae (Acari: Tetranychidae) and predatory mite Phytoseiulus persimilis (Acari: Phytoseiidae)

open access: yesJournal of Plant Protection Research, 2020
The efficacy of the fungus Lecanicillium lecanii and two bacteria, Bacillus thuringiensis and Streptomyces avermitilis against the two-spotted spider mite Tetranychus urticae Koch and side effects on its predatory mite Phytoseiulus persimilis A.-H. was
Alexandra A. Zenkova   +6 more
doaj   +1 more source

Winter treatments against the woolly apple aphid (Eriosoma lanigerum): products and timing of applications [PDF]

open access: yes, 2008
In organic apple growing the woolly apple aphid (Eriosoma lanigerum) is still an unsolved problem. Various approaches to use beneficial insects were not really effective. Only winter treatments with mineral oils showed partial and fluctuating success.
Casera, Claudio   +2 more
core  

When does the story end? Presence, the present and ‘the contemporary world’

open access: yesThe Australian Journal of Anthropology, EarlyView.
Abstract We write and read ethnography in the wake of time passing: a fact that has long thrown up a host of epistemological and ethical issues for the doing of anthropology. In this essay I revisit this classic problem—the problem of the ethnographic present—asking what happens when we rethink the relationship between ‘the present’ and ‘presence’, the
Michael Edwards
wiley   +1 more source

­Effect of different pollen grains on life table parameters of Neoseiulus barkeri (Acari: Phytoseiidae)

open access: yesPersian Journal of Acarology, 2016
The predatory mite, Neoseiulus barkeri Hughes is one of the most important phytoseiid mites to control phytophagous mites. The effect of different diets such as, corn pollen, walnut pollen, sunflower pollen, date pollen, bee pollen along with the two ...
Maryam Rezaie, Sepideh Askarieh
doaj   +1 more source

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