نتایج جستجو برای: lack of good varieties grown genetically

تعداد نتایج: 21190459  

Journal: :تحقیقات مهندسی کشاورزی 0
پروین عشرت آبادی استادیار مؤسسه استاندارد و تحقیقات صنعتی ایران منوچهر حامدی استاد گروه دانشکده مهندسی بیوسیستم دانشگاه پردیس کشاورزی و منابع طبیعی دانشگاه تهران

ten varieties of iranian soybeans are cultivated in different areas of the country; persia or sahar (sr), hill (hl), williams (wz), gorgan 3 (gn), clarke (kl), hawkey (hk), zaan (zn), harcor (hr), dare (dr) and simes (ss), grown in tropical regions. samples of these 10 varieties were obtained from the institute of plant and seed research. after sample preparation, their oils were extracted and ...

Changiz Esfandyari Ghasem Fadavi Homa Behmadi, Nadia Ahmadi

In this study some selected chemical properties such as total soluble solids, pH, total acidity, formalin index, reduced sugar content and ascorbic acid of major sour cherry cultivated grown in different provinces of Iran corresponding were investigated.  Minerals K+, Na+, Ca2+, Mg2+, Cu2+, Fe2+ and Zn2+ were determine...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه اراک 1388

the world wide web becomes very popular recently and plays an influential role in english learning. by burgeoning role of source-based writing as partial fulfillment of tefl courses and vast use of the internet, lack of empirical studies to explore these areas is obvious. this study aimed to explore the effect of the amount of familiarity with the web (internet literacy) on junior english stude...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - پژوهشکده علوم انسانی و اجتماعی 1390

this study attempts to investigate the effect of peers’ revision in comparison to that of the teacher, and whether peers’ comments and teachers’ comments facilitate students’ revision? if yes, which one is more effective? also attempts have been made to see which aspects of language are more highlighted by peers versus teachers when commenting. besides, it is investigating the student’s attitud...

Journal: :Plant physiology 1966
E J Trione

A spring wheat (Triticum aestivum) and an obligate winter wheat (Triticum compactum) variety were each grown for 5 weeks in controlled environments at 2 degrees and 25 degrees . The threshold for flower induction in the winter wheat was 4 to 5 weeks at 2 degrees , whereas the spring wheat had no low temperature requirement for flowering. Changes in the levels of carbohydrate and nitrogen fracti...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سمنان - دانشکده مدیریت و اقتصاد 1392

these days, all department stores make an effort to provide their clients with valuable products in order to project the best image for them. as a result, clients’ comprehension risk will decrease and they will be more willing to repurchase. having a good image is really important for the department stores because it makes an impression on clients’ comprehension of both quality and risk. consid...

2014
Tuuli Levandi Tõnu Püssa Merike Vaher Anne Ingver Reine Koppel Mihkel Kaljurand

Untargeted metabolomic strategy was chosen to investigate as many small metabolites as possible in a collection of 13 varieties of conventionally grown spring and winter wheat and organic wheat (Triticum aestivum). Metabolites were separated by high-performance liquid chromatography on a reversed-phase column (RP–HPLC) coupled with electrospray ionization tandem mass spectrometry (ESI–MS/MS). T...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه یزد - دانشکده جغرافیا 1392

the west of esfahan province, iran, is one of the most important agricultural areas throughout the country due to the climate variability and life-giving water of zayanderood river. rice is one of the major and economic crops in this area. the most important climatic elements in agricultural activities which should be considered include temperature, relative humidity, precipitation and wind. so...

Journal: :International Journal of Agricultural Research, Innovation and Technology 2022

Cassava is one of the most important foods security crops, especially in those regions disposed to difficult crop environments. The also grown southern part Ethiopia and plays an role for home consumption, animal feed source income small-scale farmers. However, its productivity still low due lack improved planting materials. Therefore, experiment was conducted at Jinka Agricultural Research Cen...

AR Shafie Zargar, B Kohzadi, J Hadian, M Asadi, M Ghorbanpour,

Background: Chia (Salvia hispanica L.) is an herbaceous annual plant of the Lamiaceae family. Chia seeds are rich source of omega-3 fatty acids (a-linoleic acid), proteins, soluble and insoluble fibers, vitamins, minerals and natural antioxidants. Objective: Study of growth, development, yield and oil quality of white and black Chia seeds in different planting dates. Methods: In order to st...

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