نتایج جستجو برای: forest nurseries

تعداد نتایج: 109754  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علوم کشاورزی و منابع طبیعی گرگان - دانشکده جنگلداری و مهندسی چوب و کاغذ 1387

چکیده ندارد.

2013
Kris Van Poucke Selma Franceschini Joan Webber Kurt Heungens Clive Brasier

Phytophthora ramorum is an aggressive Oomycete pathogen introduced into western North America and western Europe in the late twentieth century by the ornamental plant trade (Goss et al. 2011, Grünwald et al. 2012, Mascheretti et al. 2008, Prospero et al. 2007). The pathogen attacks a wide range of trees and shrubs, causing foliage blights and bleeding stem lesions both in nurseries and in the f...

2011
R. J. David Wells Jay R. Rooker David G. Itano

Stable isotopes of carbon (δ13C) and oxygen (δ18O) in otolith cores (first 2 mo of age) of young-of-the-year (YOY) yellowfin tuna Thunnus albacares were used as natural tracers to predict the nursery origin of sub-adults (age-1) collected from the Hawaiian Islands. YOY fish were first collected from nurseries throughout the western and central Pacific Ocean (WCPO) to determine whether δ13C and ...

Journal: :Sustainability 2022

The distribution characteristics of soil organic carbon (SOC) and nutrients under different land-use types in Linyi City, East China, were studied. spatial SOC the relationship between analyzed using remote sensing interpretation sample analyses. results showed that was mainly stored drylands paddy fields. total nitrogen (TN) levels positively correlated for most land use types. There a positiv...

2012
Ivan Nagelkerken Monique G. G. Grol Peter J. Mumby

No-take marine fishery reserves sustain commercial stocks by acting as buffers against overexploitation and enhancing fishery catches in adjacent areas through spillover. Likewise, nursery habitats such as mangroves enhance populations of some species in adjacent habitats. However, there is lack of understanding of the magnitude of stock enhancement and the effects on community structure when b...

Lida Navai, Masoud Kimiagar,

Summary In order to examine the Summary .growth status or children in Tehran nurseries in comparison to the international standards, height and Weight in 526 boys and 557 girls 3 to 7 year old in 7 nurseries located in the well­to-do areas of the capital were surveyed and compared to the National Center for Health Statistics figures. 54.5% or the children were between -1 SD to + 1 SD weight fo...

2005
D. Wang W. C. Koskinen

Methylisothiocyanate (MITC) and chloropicrin (CP) are alternatives to methyl bromide for soil fumigation. However, surface transport of MITC emission has been cited as the cause for seedling damage in adjacent fields at several bare-root forest-tree nurseries. Field experiments were conducted at nurseries in Wisconsin and Georgia to measure air emissions of MITC and CP after fumigation. Four tr...

Journal: :The journal of contemporary dental practice 2016
Fabiana Bt Alves Denise S Wambier Jenny Ha Alvarez José Cf da Rocha Thais R Kummer Vanessa C de Castro Howard Cabral Vitoldo A Kozlowski

INTRODUCTION This study evaluated the expression of nonnutritive sucking habits and the presence of malocclusion in children using day nurseries' facilities. MATERIALS AND METHODS The 195 children (7-40 months) attending 18 public day nurseries were evaluated clinically in Ponta Grossa, Brazil. Statistical package software was used for descriptive, univariate, bivariate, and multiple logistic...

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