Results 51 to 60 of about 19,366 (242)

Flowers Associations and Mating Behavior or its Absence at Blossoms by \u3ci\u3eSpilomyia\u3c/i\u3e Spp. (Diptera, Syrphidae) [PDF]

open access: yes, 2017
(excerpt) Syrphid flies of many species visit blossoms to obtain nectar and pollen (see Waldbauer 1983 for referencesl. Many of these syrphids, in common with other insects (Parker 1978), also find mates at the blossoms.
Ghent, Arthur W, Waldbauer, G. P
core   +2 more sources

Circular 109 [PDF]

open access: yes, 1996
Introduction -- Explanation of Plant Evaluation Tables -- Table 1. Weather records for the test years -- Table 2. All plant materials evaluated in 1996 -- Table 3. All plants that have been evaluated but did not survive the minimum number of test years --
Holloway, Patricia S.   +4 more
core   +1 more source

Distribution and Biology of the Sphecine Wasps of Michigan (Hymenoptera: Sphecidae: Sphecinae) [PDF]

open access: yes, 2017
Biological information and distribution maps are provided for the 26 species of thread-waisted wasps that occur in Michigan. Podium luctuosum is a new state record.
O\u27Brien, Mark F
core   +3 more sources

Physiological and Gene Expression Changes of Clematis crassifolia and Clematis cadmia in Response to Heat Stress

open access: yesFrontiers in Plant Science, 2021
Clematis is a superior perennial ornamental vine known for varied colors and shapes of its flowers. Clematis crassifolia is sensitive to high temperature, whereas Clematis cadmia has a certain temperature adaptability.
Qingdi Hu   +5 more
doaj   +1 more source

Commodity risk assessment of Vitis spp. plants from Moldova

open access: yesEFSA Journal, Volume 24, Issue 1, January 2026.
Abstract The European Commission requests EFSA to provide scientific opinions in the field of plant health in accordance with Article 29 of Regulation (EC) No 178/2002. Annex VI of Commission Implementing Regulation (EU) 2019/2072 lists plants, plant products and other objects whose introduction into the Union from certain third countries is prohibited.
EFSA Panel on Plant Health (PLH)   +37 more
wiley   +1 more source

Update of the Xylella spp. host plant database – Systematic literature search up to 30 June 2025

open access: yesEFSA Journal, Volume 24, Issue 1, January 2026.
Abstract This scientific report provides an update of the Xylella spp. host plant database, aiming to provide information and scientific support to risk assessors, risk managers and researchers dealing with Xylella spp. Upon a mandate of the European Commission, EFSA created and regularly updates a database of host plant species of Xylella spp.
European Food Safety Authority (EFSA)   +8 more
wiley   +1 more source

Predicting Potential Range Shifts and Molecular Approaches in Four Diolcogaster Ashmead Species (Hymenoptera: Braconidae, Microgastrinae)

open access: yesEcology and Evolution, Volume 15, Issue 12, December 2025.
We modeled the global distributions of four Diolcogaster wasp species using MaxEnt and evaluated their ecological niches, phylogenetic relationships, and haplotype diversity. All species showed strong model performance, with D. claritibia exhibiting the broadest and most suitable habitats.
Asma Moeinadini   +5 more
wiley   +1 more source

Rainforest in eastern Tasmania- floristics and conservation [PDF]

open access: yes, 1993
Six floristic communities are described from rainforest in northern and eastern Tasmania. The communities occur in lower rainfall areas, where they are often restricted to fire-protected sites.
Brown, MJ, Neyland, MG
core   +2 more sources

Status of forest remnants invaded by tradescantia (Tradescantia fluminensis Vell.) following introduction of biocontrol beetles and manual clearance after three years

open access: yesNew Zealand Journal of Botany, Volume 63, Issue 4, Page 548-572, December 2025.
ABSTRACT We compared biocontrol beetles and manual clearing of tradescantia in forest remnants invaded by tradescantia (Tradescantia fluminensis Vell.) on the agriculturally modified Hikurangi floodplain, northern New Zealand, to inform best practice in enhancing native biodiversity. Four forest remnant study sites were used: two on dairy farms and two
Beverley R. Clarkson   +5 more
wiley   +1 more source

Beautifying the Farm Home [PDF]

open access: yes, 1927
Exact date of bulletin unknown.PDF pages ...
Ries, Victor H.
core  

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