Results 41 to 50 of about 4,365 (208)

A horizontally transferred bacterial gene for pantothenic acid biosynthesis regulates diapause and reproduction in the spider mite Amphitetranychus viennensis

open access: yesInsect Science, EarlyView.
A bacterial‐derived AvPBL gene encoding a pantothenate‐β‐alanine ligase was identified in Amphitetranychus viennensis. RNAi silencing of AvPBL reduced pantothenic acid production, impairing reproduction and diapause induction, while pantothenic acid supplementation rescued these phenotypes.
Meibin Liu   +8 more
wiley   +1 more source

Correcting imbalances spider mite populations in Southern San Joaquin vineyards

open access: yesCalifornia Agriculture, 1972
Tests have been conducted for several years with the support of the table grape, raisin, and wine industries, on pest management practices for spider mites and associated pests in the southern San Joaquin Valley.
D Flaherty, C Lynn, F Jensen, M Hoy
doaj  

Occurrence of Two-Spotted Spider Mite (Tetranychus urticae Koch) on Potentilla fruticosa Cultivars

open access: yesJournal of Horticultural Research, 2016
Potentilla fruticosa L. (Rosaceae Juss.) is one of the most popular deciduous shrubs cultivated in Poland. Among pests identified so far on P. fruticosa, a serious threat is caused by two-spotted spider mite Tetranychus urticae Koch (Acari: Tetranychidae)
Szafranek Piotr
doaj   +1 more source

Extreme Silk Toughness in Caerostris Spiders Is Limited to Adult Females

open access: yesIntegrative Zoology, EarlyView.
We ask whether species with exceptionally tough silk, like Caerostris bark spiders, show different developmental patterns in silk toughness between ontogenetic stages and sexes. We found that only large females produce exceptionally tough silk with higher initial stiffness, while juvenile females as well as adult and juvenile males produce inferior ...
Matjaž Gregorič   +4 more
wiley   +1 more source

RELEASE OF Stethorus gilvifrons (MULS.) (COLEOPTERA: COCCINELLIDAE) AS A BIOLOGICAL CONTROL AGENT OF THE TWO-SPOTTED RED SPIDER MITE, Tetranychus urticae KOCH ON SOYBEAN PLANTATIONS UNDER FIELD CAGE CONDITIONS. [PDF]

open access: yesJournal of Plant Protection and Pathology, 2010
This study was outlined to declare the effect of releases of Stethorus gilvifrons (Muls.) adults at different predator: prey ratios (P: p) to control the two-spotted red spider mite, Tetranychus urticae Koch on soybean plants under field cage conditions ...
Fatma Saleh   +4 more
doaj   +1 more source

The Jean Gutierrez spider mite collection [PDF]

open access: yesZooKeys, 2015
The family Tetranychidae (spider mites) currently comprises 1,275 species and represents one of the most important agricultural pest families among the Acari with approximately one hundred pest species, ten of which considered major pests. The dataset presented in this document includes all the identified spider mites composing the Jean Gutierrez ...
openaire   +7 more sources

Devising Embodied Ethnographic Encounters With Young Children: Playful Performances of Puberty and Menstruation

open access: yesChildren &Society, EarlyView.
ABSTRACT This article details curricular and research methods that privilege young children's voices, movements, and creative choices within performing arts workshops as they devise their own beliefs and understandings of puberty and menstruation. Participants included girl‐identifying children aged 5–12 years, residing in a central Pennsylvania suburb
Julie Snyder
wiley   +1 more source

1172. Dendrobium chryseum Rolfe

open access: yesCurtis's Botanical Magazine, EarlyView.
Summary Dendrobium chryseum is a widespread orchid from continental tropical Asia and Taiwan with a confused taxonomical history. In addition to its horticultural merits and its use in Traditional Chinese Medicine, this species has significant cultural importance among the Tsou people of Taiwan. Notes on pollination, cultivation, taxonomy, distribution,
André Schuiteman   +4 more
wiley   +1 more source

Plant-herbivore interaction: dissection of the cellular pattern of Tetranychus urticae feeding on the host plant

open access: yesFrontiers in Plant Science, 2016
The two-spotted spider mite, Tetranychus urticae Koch (Acari: Tetranychidae), is one of the most polyphagous herbivores feeding on cell contents of over 1,100 plant species including more than 150 crops. It is being established as a model for chelicerate
Nicolas Bensoussan   +7 more
doaj   +1 more source

1177. Streptocarpus aylae T.J.Edwards

open access: yesCurtis's Botanical Magazine, EarlyView.
Summary Streptocarpus aylae T.J.Edwards, a spectacular, rosette forming herbaceous perennial from cliffs of the Msikaba River in Pondoland, Eastern Cape Province, South Africa is illustrated and discussed. The species is known from only two sites and is highly localised, growing in humus rich cracks and crevices on sandstone cliffs.
Paul Rees   +6 more
wiley   +1 more source

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