Results 11 to 20 of about 245,692 (213)

Biodiversity of the Indian Desert and it´s value [PDF]

open access: yes, 2001
The state of Rajasthan is situated between 23º3’ and 30º12’ N latitude and 69º30’ and 78º17’ E longitude . The total land area of the state is about 3,24,239 km²out of which about 1,98,100 km² is arid and the rest semi arid.
Kotia, Amit, Kumar, Ashwani
core   +2 more sources

Larvicidal action of Nux-vomica (Strychnus nux-vomica L.) against Diamond back moth (Plutella xylostella L.) [PDF]

open access: yes, 2017
The present investigation reports on larvicidal efficacy of plant extracts of Nux-vomica, Strychnus nux-vomica against Diamond back moth (DBM). In this investigation shade dried and powdered nux-vomica plant sam-ples (leaves, root bark, stem bark, seed ...
Kennedy, J. S.   +2 more
core   +2 more sources

Effect of stand density on longitudinal variation of wood and bark growth in fast-growing Eucalyptus plantations

open access: yesiForest - Biogeosciences and Forestry, 2019
The influence of tree spacing on the wood/bark ratio is unknown in young fast-growing Eucalyptus trees. The objective of this study was to evaluate the effect of plant spacing on the wood and bark production along the Eucalyptus stem.
Ramalho FMG   +5 more
doaj   +1 more source

Phenolic content of Hypodaphnis Zenkeri and its antioxidant effects against fenton reactions’ mediated oxidative injuries on liver homogenate [PDF]

open access: yes, 2014
Under oxidative stress conditions, endogenous antioxidant defenses are unable to completely inactivate the free radicals generated by an excessive production of reactive oxygen species (ROS).
Biapa   +14 more
core   +3 more sources

Priorities for Bark Anatomical Research: Study Venues and Open Questions

open access: yesPlants, 2023
The bark fulfils several essential functions in vascular plants and yields a wealth of raw materials, but the understanding of bark structure and function strongly lags behind our knowledge with respect to other plant tissues.
Ilana Shtein   +6 more
doaj   +1 more source

Lignans from bark of the Olea plants. I.

open access: yesChemical and Pharmaceutical Bulletin, 1984
Four new lignans, (+)-1-acetoxypinoresinol [(1S, 2R, 5R, 6S)-1-acetoxy-2, 6-bis (4-hydroxy-3-methoxyphenyl)-3, 7-dioxabicyclo [3. 3. 0] octane] (1), (+)-1-hydroxypinoresinol (2), (+)-1-acetoxypinoresinol 4"-O-methyl ether (3) and (+)-1-hydroxypinoresinol 4"-O-methyl ether (4), and two known lignans, (-)-olivil (5) and (+)-cyclo-olivil (6), were ...
H, Tsukamoto, S, Hisada, S, Nishibe
openaire   +3 more sources

Analysis of the transcriptome of the needles and bark of Pinus radiata induced by bark stripping and methyl jasmonate

open access: yesBMC Genomics, 2022
Background Plants are attacked by diverse insect and mammalian herbivores and respond with different physical and chemical defences. Transcriptional changes underlie these phenotypic changes. Simulated herbivory has been used to study the transcriptional
J. S. Nantongo   +6 more
doaj   +1 more source

The Bark of the Spruce Picea jezoensis Is a Rich Source of Stilbenes

open access: yesMetabolites, 2021
Stilbenes are plant phenolic secondary metabolites that show beneficial effects on human health and possess high antifungal activity against plant pathogens.
Andrey R. Suprun   +3 more
doaj   +1 more source

Sydowia polyspora dominates fungal communities carried by two Tomicus species in pine plantations threatened by Fusarium circinatum [PDF]

open access: yes, 2017
Producción CientíficaBark beetles (Coleoptera, Scolytinae) carry a diverse filamentous fungal community sometimes acting as vectors or carriers of phytopathogens.
Díez Casero, Julio Javier   +6 more
core   +2 more sources

Tree defence and bark beetles in a drying world: carbon partitioning, functioning and modelling. [PDF]

open access: yes, 2020
Drought has promoted large-scale, insect-induced tree mortality in recent years, with severe consequences for ecosystem function, atmospheric processes, sustainable resources and global biogeochemical cycles.
Almuth Hammerbacher   +15 more
core   +1 more source

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