نتایج جستجو برای: radial growth trees

تعداد نتایج: 957374  

2015
Matthew R Evans Aristides Moustakas Gregory Carey Yadvinder Malhi Nathalie Butt Sue Benham Denise Pallett Stefanie Schäfer

As part of a project to develop predictive ecosystem models of United Kingdom woodlands we have collated data from two United Kingdom woodlands - Wytham Woods and Alice Holt. Here we present data from 582 individual trees of eight taxa in the form of summary variables relating to the allometric relationships between trunk diameter, height, crown height, crown radius and trunk radial growth rate...

Journal: :journal of food quality and hazards control 0
h. hasanvand department of food hygiene, faculty of veterinary medicine, university of shahrekord, chaharmahal and bakhtiari, iran h. moshtaghi department of food hygiene, faculty of veterinary medicine, university of shahrekord, chaharmahal and bakhtiari, iran a. heshmati nutrition health research center, hamadan university of medical sciences, hamadan, iran m. boniadian department of food hygiene, faculty of veterinary medicine, university of shahrekord, chaharmahal and bakhtiari, iran m. abbasvali department of food hygiene, faculty of veterinary medicine, university of shahrekord, chaharmahal and bakhtiari, iran

background: in order to avoid potential harm of synthetic additives food, development of novel functional foods containing natural ingredients is considered in current years. in this study, inhibitory effect of echinophora platyloba essential oil (eo) on growth of aspergillus flavus was evaluated in culture media and cheese. methods: e. platyloba eo was extracted by hydrodistillation method usi...

Journal: :Trees-structure and Function 2022

Abstract Key message After 5–6 decades since inflicting resin tapping wounds, overmature (> 120 years old) Pinus sylvestris stems remain undecayed and vigorous. Overmature trees of bearing large wounds made by ago are still present in woodlands south-eastern Baltic Sea region. The aim the study was to investigate health condition those focusing on fungal infections estimate impact injury rad...

Journal: :جنگل و فرآورده های چوب 0
فرهاد اسدی تحقیقات حسین میرزایی ندوشن عضو هیات علمی جمشید مختاری عضو هیات علمی

degradation of natural habitats and decreasing of genetic diversity of populus caspica led to vast reduction of its regeneration and growth potential in north of iran. hence, the growth potential of mass-produced seedlings was compared with their parents. for this purpose, the ramets of three selected seedlings from 17 parent trees belonging to north of iran, along with ramets of their parent t...

Journal: :Forests 2022

Trees greater than 150 years old growing in the current treelines were most likely isolated tree outposts above previous of Little Ice Age (LIA). An intuitive question is, how did these trees grow at such a high elevation cold environment? Here, we tackle this using tree-ring width data Northern Hemisphere’s highest 4900 m a.s.l. (Basu) and 4680 (Langkazi) on Tibetan Plateau. The results showed...

Journal: :journal of agricultural science and technology 0
i. sosna department of horticulture, faculty of agriculture, wroclaw university of environmental and life sciences, pl. grunwaldzki 24 a, 50-363 wrocław, poland.

the purpose of this research was to assess the influence of several orchard systems involving trees trained to different leader numbers on growth, cropping, and fruit quality of two apple cultivars. the study was conducted during 1994-2007 at the fruit experimental station in samotwór, next to wrocław (south-western poland). one-year-old trees of ‘elstar’ and ‘jonagold’ cultivars on the m.9 roo...

Journal: :Tree physiology 2010
Tuula Jyske Teemu Hölttä Harri Mäkinen Pekka Nöjd Ilari Lumme Heinrich Spiecker

We studied experimentally the effects of water availability on height and radial increment as well as wood density and tracheid properties of Norway spruce (Picea abies (L.) Karst.). The study was carried out in two long-term N-fertilization experiments in Southern Finland (Heinola and Sahalahti). At each site, one fertilized and one control plot was covered with an under-canopy roof preventing...

Journal: Journal of Nuts 2012
A Eskandari A Mohammadi M Ghelichi M Haghdel

The die-back of pistachio is one of the most important diseases affecting pistachio trees reducing yield production. In commercial fields, sampling was done from nine different pistachio production areas in Mahvelat, Khorasan Razavi province during 2008-2010. In each orchard, samples were taken from tree branches with canker during spring and summer seasons. Fungal species were identified based...

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