Results 131 to 140 of about 779,152 (270)

Population dynamics of Euglossinae bees (Hymenoptera, Apidae) in an early second-growth forest of Cajual Island, in the State of Maranhão, Brazil

open access: yesBrazilian Journal of Biology
A study was conducted in an early second-growth forest aiming at knowing the richness, relative abundance, seasonal distribution, and hourly frequency of euglossine bees, and their association with scent baits.
F. S. SILVA, J. M. M. REBÊLO
doaj   +1 more source

EFFECT OF COMBINING METHYL EUGENOL AND CUELURE ON THE CAPTURE OF MALE TETHRITID FRUIT FLIES [PDF]

open access: yesAustralian Journal of Entomology, 1978
AbstractCaptures of males of species responding to methyl eugenol and cuelure were significantly reduced when both attractants were combined in a single trap as compared with the captures obtained in traps containing either of the attractants alone. When traps containing methyl eugenol and cuelure were placed side by side the number of flies responding
openaire   +3 more sources

Research on the Application of Green Ecological Additive Combinations During the Breeding Period of Redclaw Crayfish

open access: yesAquaculture, Fish and Fisheries, Volume 5, Issue 5, October 2025.
ABSTRACT The three key processes in the breeding of redclaw crayfish are nutrient enhancement by parents, catching and hatching of egg‐holding crayfish and maintaining a feed supply for juveniles. An appropriate combination of green ecological additives is beneficial for improving the production efficiencies of the three key processes.
Cheng Shun   +8 more
wiley   +1 more source

Chemical Composition and Antioxidant Effect of Free Volatile Aglycones from Nutmeg (Myristica fragrans Houtt.) Compared to Its Essential Oil [PDF]

open access: yes, 2005
The paper reports on the isolation of glycosidically bound volatiles from nutmeg, identification of free aglycones, and determination of the antioxidative power of free aglycones in comparison with nutmeg essential oil.
Mila Jukić   +2 more
core   +1 more source

Synthesis of novel dienes and cyclic compounds via olefin metathesis reactions catalyzed by the second generation Grubbs catalyst [PDF]

open access: yes, 2015
Transition metal-catalyzed olefin metathesis reactions play a significant role in chemical synthesis. These reactions are currently applied across several disciplines, and their full potential has not yet been reached.
Carey, Patrick Joseph
core   +1 more source

Influence of adult diet and exposure to methyl eugenol in the mating performance of Bactrocera correcta

open access: yesNuclear Science and Technology, 2017
The Guava fruit fly Bactrocera correcta is serious pest attacking Dragon fruit (Hylocereus undatus and Hylocereus polyrhizus ). The study on the impact of (i) Protein in adult diet on sexual maturity of Guava fruit fly; (ii) Methyl eugenol (ME) feeding on sterilized male of Guava fruit fly; and (iii) Longevity of sterilized males and females feeding on
Khanh L.D   +6 more
openaire   +2 more sources

Research Advances of the Effects of Food and Medicine Homology Substances on Gastric Cancer

open access: yesCancer Medicine, Volume 14, Issue 19, October 2025.
ABSTRACT Background Gastric cancer (GC), a common malignant tumor, poses a significant threat to human health. Conventional radiotherapy and chemotherapy regimens come with significant drawbacks, including high toxicity, adverse side effects, inadequate targeting ability, and the potential for developing drug resistance, which ultimately diminishes ...
Zhengyang Hao   +7 more
wiley   +1 more source

Comparison of the Rosa Damascena Mill’s Essence Composition in Climate Change ConditionCase: Kashan, Kamoo, Barzok, Qamsar, Niasar and Natanz Garden

open access: yesتحقيقات جغرافيايی, 2019
Introduction and Background: Climatic condition is one of the most important determinants of the qualitative properties of essential oils produced by Rosa damascena Mill and play a decisive role in the quality of essential oil extracted from it.
zahra sadat jalali chime   +3 more
doaj  

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