نتایج جستجو برای: dry weight of shoot

تعداد نتایج: 21191598  

ژورنال: علوم آب و خاک 2002
آروین, سید محمد جواد, بناکار, محمد حسن,

Bolting in onion reduces yield and quality of bulbs. To control bolting chemically, a glasshouse experiment was conducted using Texas Early Grano which is widely cultivated in subtropical areas of Karman Province. In this research, Paclobutrazol (0, 1000, 2000 mg/lit), ethephon (500, 1000, 2000, 3000, 4000 mg/lit), cycocel (500, .1000 mg/lit) and mixtures of ethephon and cycocel were sprayed on...

آروین, سید محمد جواد, بناکار, محمد حسن,

Bolting in onion reduces yield and quality of bulbs. To control bolting chemically, a glasshouse experiment was conducted using Texas Early Grano which is widely cultivated in subtropical areas of Karman Province. In this research, Paclobutrazol (0, 1000, 2000 mg/lit), ethephon (500, 1000, 2000, 3000, 4000 mg/lit), cycocel (500, .1000 mg/lit) and mixtures of ethephon and cycocel were sprayed on...

فلاح, , محمد زاده, مهیار, نبی پور, علیرضا, نوروزی, محمد, پیغمبری, سید علی,

In order to evaluate the response of rice genotypes to salinity stress, 16 rice genotypes were assessed to 4 salinity levels (0, 4, 8, 12, dS/m) through a split plot experiment based on completely randomized design at germination stage .Germination percentage, germination rate, length of radicle, length of shoot, radicle dry weight, shoot dry weight, total biomass, and total radicle-shoot weigh...

سرهنگ‌زاده, المیرا, نجفی, نصرت اله,

Salinity and waterlogging are two important abiotic stresses to plants growth and yield in the world. These two stresses can occur simultaneously and have additive effects on plants, including corn, growth. In a greenhouse experiment, the effects of NaCl salinity and waterlogging and their interactive effect on the growth characteristics of forage corn (Zea mays cv. single cross 704) were studi...

Journal: :علوم گیاهان زراعی ایران 0
محمد عبداللهیان نوقابی دانشیار مؤسسه تحقیقات اصلاح و تهیه بذر چغندرقند زهرا ردایی الاملی دانشجوی سابق کارشناسی ارشد پردیس ابوریحان دانشگاه تهران غلامعباس اکبری دانشیار پردیس ابوریحان دانشگاه تهران سید احمد سادات نوری دانشیار پردیس ابوریحان دانشگاه تهران

this research was conducted in order to evaluate genetic diversity, and screening the tolerant genotypes of sugar beet subjected to continuous and severe water stress in the experimental farm of sugar beet seed institute (sbsi) in karaj in 2008. the experimental design was a randomized complete block with 6 replications. fifteen o-types which were tolerant to drought plus 5 (check) genotypes we...

2015
Muhammad Hamayun Humaira Gul Sumera Afzal Khan Zia Ullah Abdul Wali Khan

Plant growth and development was affected greatly through salinity. Appropriate nutrients application on salinity condition can reduce its harmful effects and increased productivity of salinized soils. A pot experiment was carried out in 2007 in cs Lab., Department of Agronomy, Kyungpook National University, Korea to assess the effects of potassium nitrate on Gycine max (Var. Daewonkong) under ...

ریحانی‌تبار, عادل, محمودی, شهاب, نجفی, نصرت‌اله,

Due to low organic matter content in most of the cultivated soils of Iran and occurrence of drought stress in plants because of low precipitation, application of sewage sludge compost has been recommended for increasing soil organic matter content and improving soil fertility, increasing crop tolerance to water deficit and improving crop yield. So, in this study, the effects of soil moisture an...

Journal: :علوم گیاهان زراعی ایران 0
احمدرضا دادرس دانشجوی دکتری اصلاح نباتات دانشکدۀ کشاورزی، دانشگاه گیلان، ایران حسین صبوری استادیار، دانشکده کشاورزی و منابع طبیعی، دانشگاه گنبدکاووس، ایران عاطفه صبوری استادیار دانشکدۀ کشاورزی، دانشگاه گیلان، ایران

identification of quantitative trait loci is one of the important issues in breeding program especially under stress condition. plant material in the present study was a natural population including 72 tobacco genotypes. in order to apply osmotic stress, mannitol with 0.33 molar concentrations was used. the genotyping of individual were performed using 21 out of 35 primer combinations of aflp m...

Pyrethrum is a perennial daisy grown commercially for the insecticide that is extracted from its flowers. In order to evaluate germination and seedling growth of pyrethrum under different temperature and drought stress treatments, an experiment was conducted in seed technology laboratory of Faculty of Agriculture of Islamic Azad University of Isfahan branch in 2018. During this experiment, poly...

Journal: :journal of ornamental plants 2015
anoosh zamiran vahid reza saffari mohammad reza maleki

the effect of electromagnetic field was examined on zinnia (zinnia elegans) seeds to enhance seed germination and early growth. the seeds were exposed to four magnetic strengths of 15, 100, 400 and 800 mt in four durations of 30, 60, 120 and 240 min. the experiments were carried out in two forms of laboratory germination and soil emergence. results showed that magnetic field application enhance...

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