نتایج جستجو برای: leaf width and length

تعداد نتایج: 16867320  

Journal: :علوم گیاهان زراعی ایران 0
حمید رضا نیکخواه دانشجوی دکتری دانشگاه تهران و مربی پژوهشی مؤسسۀ تحقیقات اصلاح و تهیۀ نهال بذر ولی اله محمدی دانشیار، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج محمد رضا نقوی استاد، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج حسن سلطانلو دانشیار، دانشگاه علوم کشاورزی و منابع طبیعی گرگان

in order to investigate effective morpho-physiological traits related to salinity resistance, and their relationship with grain yield as well as study of salinity tolerance and susceptibility indices in 169 barley recombinant inbred lines, a  population of barley derived from a cross between arigashar and igri, this experiments were carried out using alpha lattice design with two replications d...

Journal: :علوم گیاهان زراعی ایران 0
زین العابدین شهادتی مقدم محمدرضا صلواتی میبدی نقی حسین زاده فشالمی

nowadays, tobacco is considered as one of the important world industrial plants. in the present study, for a creation of somaclonal variation, calli were produced on ms medium supplemented by 2 mg/l of naphthalene acetic acid (naa) and then regenerated on ms medium supplemented with 1 mg/l benzyl amino purine (bap) and 0.1 mg/l of naa. to determine correlations among traits and to fit multiple ...

Journal: :iran agricultural research 2014
p. ahmadi moghaddam

abstract- the evaluation of leaf area and leaf nutritional value is important for crop growth modeling and estimations of its performance. the purpose of this study was to use image processing techniques to develop an economical method to ease the assessment of nutrient status and leaf area (la) of plants and to compare the outcomes of this method with linear models. leaf area and leaf chloroph...

Abas Khashei Siuki Mohsen Ahmadee, Seyed Reza Hashemi

The use of recent technologies for the increase of growth indexes and the plants yields is an important aspects and till now many research works for this has been done. One of these efforts is the usage of magnetic water and zeolite for the increase of yield plants. This research work is an study on the effects of magnetic water and zeolite that has been done on frame work of pore random design...

Abas Khashei Siuki Mohsen Ahmadee, Seyed Reza Hashemi

The use of recent technologies for the increase of growth indexes and the plants yields is an important aspects and till now many research works for this has been done. One of these efforts is the usage of magnetic water and zeolite for the increase of yield plants. This research work is an study on the effects of magnetic water and zeolite that has been done on frame work of pore random design...

Jannatun Nayeem M Sarwar Jahan Jahan M. Mostafizur Rahman Tohirul Islam

Chemical and morphological characterization of different parts of banana plant(Musa paradisica) (peduncle, leaf stalk and pseudo stem) were carried out in orderto assess their potentiality for chemical pulp. Each portion was tested forextractives, sodium hydroxide solubility, ash, lignin, cellulose and pentosancontents as well as their fiber length and width. These segmented parts werecharacter...

بابایی زارچ, محمد جواد , فتوکیان, محمد حسین , محمودی, سهراب,

Appropriate selection of donor parent for breeding purposes needs sufficient knowledge about genetic diversity and germplasm classification. In order to investigation and classification of genetic diversity in 35 wheat (Triticum aestivum L.) genotypes, an experiment was conducted in University of Shahed based on randomized complete block design with 2 replications in 2009. In persent study 15 m...

Journal: :Ciencia Rural 2021

ABSTRACT: Leaf area is an important growth variable in agricultural crops and the leaf main of interest tobacco industry. So, aim this scientific research was to estimate Burley by linear dimensions leaves determine which mathematical model more adequate for purpose. Two experiments were carried out with tobacco, cultivar DBH 2252, 2016/2017 2018/2019 years, respectively, municipalities Itaqui ...

Journal: :int. j. lignocellulosic products 2014
m. mostafizur rahman tohirul islam jannatun nayeem m sarwar jahan jahan

chemical and morphological characterization of different parts of banana plant(musa paradisica) (peduncle, leaf stalk and pseudo stem) were carried out in orderto assess their potentiality for chemical pulp. each portion was tested forextractives, sodium hydroxide solubility, ash, lignin, cellulose and pentosancontents as well as their fiber length and width. these segmented parts werecharacter...

Journal: :به نژادی گیاهان زراعی و باغی 0
مشهید هناره مربی پژوهشی، بخش اصلاح و تهیه نهال و بذر، مرکز تحقیقات کشاورزی و منابع طبیعی آذربایجان غربی، ارومیه - ایران آتیلا دورسون استاد، گروه باغبانی، دانشکده کشاورزی، دانشگاه آتاتورک، ارزروم - ترکیه بابک عبدالهی مندولکانی دانشیار، گروه اصلاح و بیوتکنولوژی گیاهی، دانشکده کشاورزی، دانشگاه ارومیه، ارومیه - ایران

to determine the relationship between yield and components of it and identify the effective traits on yield, 97 tomato landraces from west azarbaijan in iran (83 landraces) and iğdır in turkey (14 landraces) along with three commercial cultivars were studied using an alpha lattice design with two replications. the experiment was carried out at the agriculture and natural resources research cent...

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