نتایج جستجو برای: iranian apple germplasm

تعداد نتایج: 66148  

2017
Heather Grab Eleanor J. Blitzer Bryan Danforth Greg Loeb Katja Poveda

One of the greatest challenges in sustainable agricultural production is managing ecosystem services, such as pollination, in ways that maximize crop yields. Most efforts to increase services by wild pollinators focus on management of natural habitats surrounding farms or non-crop habitats within farms. However, mass flowering crops create resource pulses that may be important determinants of p...

Journal: :Planta medica 2008
Clarissa Gerhauser

Apples ( MALUS sp., Rosaceae) are a rich source of nutrient as well as non-nutrient components and contain high levels of polyphenols and other phytochemicals. Main structural classes of apple constituents include hydroxycinnamic acids, dihydrochalcones, flavonols (quercetin glycosides), catechins and oligomeric procyanidins, as well as triterpenoids in apple peel and anthocyanins in red apples...

2011
Adriana F. Sestras Doru Pamfil Sorana D. Bolboaca Radu E. Sestras

Creating new apple cultivars largely depends on the availability of sufficient genetic diversity, while apple breeding has eroded in time the genetic base of domestic cultivars. The possibility to induce and exploit useful variability for selecting hybrids resistant to apple scab and powdery mildew attack was evaluated in interspecific descendants derived from five wild apple species (Malus cor...

Journal: :Genome 2009
E A Lee J M Staebler C Grainger M E Snook

Knowledge of the inheritance of C-glycosyl flavone synthesis in maize (Zea mays L.) silk tissues has been acquired through detailed genetic studies involving primarily germplasm from the Corn Belt Dent race. To test the robustness of this genetic knowledge, we examined C-glycosyl flavone synthesis in a genetically distinct germplasm pool, popcorn. C-glycosyl flavone profiles and levels and the ...

2008
HD Upadhyaya

Genetic resources provide basic material for selection and improvement through breeding to ensure food security needs of the world’s rapidly rising population. Conservation and utilization of plant genetic resources are important components of ex-situ collections. Management of ex-situ collections requires creative and adaptive decisions tailored to operating conditions that are specific and co...

2013
Jamshid Rahimi Ashutosh Singh Peter Olusola Adewale Akinbode A. Adedeji Michael O. Ngadi Vijaya Raghavan

The effect of different concentrations of sugar solution (hypertonic) (30%, 45% and 60% w/v) and carboxyl methyl cellulose (CMC) (0%, 1% and 2% w/v) coating on freeze drying of apple slices was studied. In total, nine treatments with respect to concentrations of hypertonic solution and coating layer were prepared to analyze their influence on the physical and chemical properties of freeze dried...

2013
H. N. Kurian J. C. Bredenkamp

The effect of apple and lemon on lipid profile was studied. Forty-five people with hyperlipidaemia were selected. The forty-five respondents were randomly assigned to three groups. The first group was given an apple a day the second group one lemon drink per day, the third group was given the combination of an apple and a lemon per day. Three other variables were noted namely diet, exercise, an...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی - دانشکده ادبیات و زبانهای خارجی 1392

while performance-based language assessment has led to an increased authenticity and content validity in the practice of writing assessment, the reliability of ratings has become a major issue. research findings have shown different reactions by native english speaker (nes) and non-native english speaker (nns) teachers to students’ writings. the focus of this study is on investigating whether i...

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