نتایج جستجو برای: laurel

تعداد نتایج: 906  

2017
Randy C. Ploetz Paul E. Kendra Robin Alan Choudhury Jeffrey A. Rollins Alina Campbell Karen Garrett Marc Hughes Tyler Dreaden

Laurel wilt kills members of the Lauraceae plant family in the southeastern United States. It is caused by Raffaelea lauricola T.C. Harr., Fraedrich and Aghayeva, a nutritional fungal symbiont of an invasive Asian ambrosia beetle, Xyleborus glabratus Eichhoff, which was detected in Port Wentworth, Georgia, in 2002. The beetle is the primary vector of R. lauricola in forests along the southeaste...

2015
Chia-Hsin Wu Juan A. Blanco Shih-Chieh Chang

As afforestation programs of former farmlands take hold in Taiwan to achieve a variety of ecological and socio-economic values, it is becoming necessary to define best forest management. Hence, we simulated mixed stands of Cinnamomum camphora and Fraxinus griffithii planted through a gradient of soil fertility and varying camphor/ash density ratios, but maintaining a fixed total stand density o...

Journal: :Forests 2021

Natural habitats increasingly face the introduction and spread of non-native species. Under right conditions, species can become invasive over time. This issue is now being addressed by many experts researchers who are using developing various approaches methods to limit eliminate or suppress problematic plant Many plants already spreading uncontrollably in urban forestry areas, causing health ...

2002
Barton D. Clinton Katherine J. Elliott Wayne T. Swank

Conversion of low-qual i ty , natural mixedpinelhardwood ecosystems, containing a mountain laurel (Kalmia latifolia L.) dominated understory, to more productive eastern white pine (Pinus strobus L.)l mixed-hardwood systems is a common prescript ion on relat ively xeric southern Appalachian forest s i tes . We examined the ef fects of mechanical release, interspeci f ic competi t ion, and annual...

2013
Mahfuz Elmastas Ibrahim Demirtas Nusret Genc Hüseyin Aksit Hassan Y. Aboul-Enein

In generally, bioactive compounds are named functional compounds. There is trend to investigate of isolation, identification and biological activities of functional compounds from natural sourcs in recent years. The aim of this work is to investigate functional compounds analysis and their antioxidant capacity of cherry laurel seed. In this work some functional compounds were isolated by chroma...

2002
G. J. KEELER

-Aerosol elemental carbon measurements were taken at two rural sites in southwestern Pennsylvania during August 1983. Carbon, though a small part of the aerosol mass at both sites, was a leading constituent of the aerosol on an atom basis. Time-weighted average concentrations at Allegheny Mountain and Laurel Hill were 1.2 and 1.4 #g m-3, respectively. Absolute Principal Component Analysis follo...

Journal: :Journal of agricultural and food chemistry 2013
Nurhayat Tabanca Cristina Avonto Mei Wang Jon F Parcher Abbas Ali Betul Demirci Vijayasankar Raman Ikhlas A Khan

Umbellularia californica (California bay laurel) and Laurus nobilis (Mediterranean bay laurel) leaves may be mistaken or used as a substitute on the market due to their morphological similarity. In this study, a comparison of anatomical and chemical features and biological activity of both plants is presented. L. nobilis essential oil biting deterrent and larvicidal activity were negligible. On...

2017
Laurel Liang Jhoni Abi Safi Anna Gagliardi Anna R Gagliardi

Title: Number and type of guideline implementation tools varies by guideline, clinical condition, country of origin and type of developer organization: content analysis of guidelines Authors: Laurel Liang ([email protected]) Jhoni Abi Safi ([email protected]) Anna Gagliardi ([email protected]) Version: 1 Date: 11 Oct 2017 Author’s response to reviews: October 11, 2017 E...

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