Results 111 to 120 of about 94,446 (351)

International Biological Flora: Tsuga canadensis*

open access: yesJournal of Ecology, EarlyView.
Eastern Hemlock is a long‐lived forest tree of eastern North America known for its deep shade and home given to many organisms. Despite surviving large‐scale clearing for agriculture when Europeans arrived, it returned to dominate when the land was abandoned in the mid 1800s.
Peter A. Thomas, David A. Orwig
wiley   +1 more source

First record of Phylloplecta trisignata (Löw, 1886) (Hemiptera: Triozidae) in Iran

open access: yesJournal of Crop Protection, 2017
During a faunistic survey of the jumping plant-lice in the Tehran province of Iran in spring 2016, the blackberry psyllid, Phylloplecta trisignata (Löw, 1886), was collected on Rubus sp. (Rosales: Rosaceae).
Mohammadreza Lashkari, Daniel Burckhardt
doaj  

The "Carex" fen vegetation of northern New South Wales [PDF]

open access: yes, 2009
The floristic composition and extent of Carex-dominated fens in the New South Wales New England Tablelands Bioregion and Barrington Tops area (lat 28° 41’ S–31° 55’ S; long 151° 23’ E–152° 05’ E) together with outliers from the central west ...
Bell, Dorothy, Hunter, John T.
core  

The association of Mediterranean plant species with herbivorous arthropods and its effect on pest abundance in organic vineyards

open access: yesAnnals of Applied Biology, EarlyView.
We determined the associations of native Mediterranean plant species located around organic vineyards with species of Auchenorrhyncha and phytophagous tetranychid and tenuipalpid mites, including important vineyard pests: Jacobiasca lybica and Tetranychus urticae.
Renata Santos   +9 more
wiley   +1 more source

ANTIOXIDANT ACTIYITY OF LEAF AND FRUIT EXTRACTS FROM RUBUS FRUTICOSUS, RUBUS IDAEUS AND RUBUS LOGANOBACCUS GROWING IN THE CONDITIONS OF THE REPUBLIC OF MOLDOVA [PDF]

open access: yesScientific Papers Series : Management, Economic Engineering in Agriculture and Rural Development, 2021
The identification of alternative crops that require less water and produce high yields of organic matter is an important step towards a sustainable agriculture. This research was focused on determining the level of antioxidant activity of leaf and fruit
Alexandru MÎRZA
doaj  

The sawflies of the Maltese Islands (Hymenoptera, Symphyta) [PDF]

open access: yes, 2012
Five species of Hymenoptera Symphyta are recorded from the Maltese Islands: Ametastegia glabrata, Athalia ancilla, Athalia cordata, Halidamia affinis and Pristiphora atlantica. A key and illustrations are provided to enable identification.
Liston, Andrew D., Zerafa, Michael
core  

Resurvey of the Pentatomoidea (Heteroptera) of the La Rue-Pine Hills Research Natural Area in Union County, Illinois [PDF]

open access: yes, 2018
A resurvey of the Pentatomoidea of the La Rue-Pine Hills Research Natural Area was conducted from September 1992 to June 1995 and the results compared with those of an earlier survey by McPherson and Mohlenbrock (1976).
McPherson, J. E, Tecic, D. L
core   +2 more sources

Rubus rosiflorus

open access: yes, 2015
Published as part of Turner, Ian M., 2015, The botanical legacy of Thomas Hardwicke's journey to Srinagar in 1796, pp. 1-25 in European Journal of Taxonomy 108 on page 19, DOI: 10.5852/ejt.2015.108, http://zenodo.org/record ...
openaire   +2 more sources

Micropropagation of Rubus spp.

open access: yesAgricultural and Food Science, 1986
Rapid micropropagation of ‘Black Satin’, ‘Thornless Evergreen’ and ‘Bedford Giant’ was achieved by culturing shoot tips in a 1/1 MS. The best medium in the introduction stage contained 2.0 mg/l BAP. Shoot proliferation occurred with 3.0 mg/1BAP. Some problems with callus and phenolic compounds appeared in both introduction and shoot multiplication ...
openaire   +4 more sources

Rubus fruticosus

open access: yes, 2018
Rubus fruticosus aggr. Artbeschreibung: bis 3 m hoch, mit 1-6 m langen, aufrechten, bogigen oder kriechenden, mit Stacheln besetzten Schösslingen. Schösslings-blätter 3-5(-7) zählig zusammengesetzt, winter- oder sommergrün, Stiel der Schösslingsblätter nur am Grund rinnig, nie über die ganze Länge, Teilblätter sich randlich selten überlappend, die 2 ...
Konrad Lauber   +2 more
openaire   +2 more sources

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