نتایج جستجو برای: seed dry weight

تعداد نتایج: 493293  

In order to study the effect of seaweed extract and nano-ZnO on germination characteristics of tomato seed, a factorial experiment was conducted based on a randomized complete block design. Preliminary germination and seedling growth tests were performed to determine the best concentration of seaweed extract and nano-ZnO. Experimental treatments included three levels of drought stress (0, 2- an...

ژورنال: علوم آب و خاک 2006
انوشیروان فروزنده شهرکی, , محمدرضا خواجه‌پور, ,

Under irrigation and in double-cropping system, a large amount of plant residue remains after harvest that along with the limited time for residue decomposition and complete seedbed preparation, necessitates reduced tillage and special residue management. In the present study, the effects of various seedbed preparation methods on vegetative growth, yield components and seed and oil yields of su...

2009
N. K. Fageria V. C. Baligar Y. C. Li

In tropical regions, soil acidity and low soil fertility are the most important yield-limiting factors for sustainable crop production. Using legume cover crops as mulch is an important strategy not only to protect the soil loss from erosion but also to ameliorate soil fertility. Information is limited regarding tolerances of tropical legume cover crops to acid soils. A greenhouse experiment wa...

A Mehrafarin , F Khalighi-Sigaroodi , H Naghdi Badi , S Danesh Talab ,

Background: Fenugreek (Trigonella foenum - graecum L.) is an annual medicinal plant belongs to the legume family and has anti-diabetic, anti-fertility, anticancer, anti-microbial, anti-parasitic and hypocholesterolaemic effects. Objective: Evaluation of growth and trigonelline /mucilage content in fenugreek under application of plant growth regulators (PGR). Methods: The experiment was conduc...

Journal: :علوم باغبانی ایران 0
نرجس صفائیان دانشجوی سابق کارشناسی ارشد دانشکده کشاورزی دانشگاه شهید چمران ناصر عالم زاده انصاری دانشیار دانشکده کشاورزی دانشگاه شهید چمران موسی موسوی استاد یار دانشکده کشاورزی دانشگاه شهید چمران ا

in this study 21 coriander populations the accumulated from different regions of iran was conducted¬ augmented design at shahid chamran university of ahvaz. some of morphological characteristics (time of emergence, plant height, fresh and dry weight, seed weight)and anti¬oxidant (carotenoids, vitamin c, catalas and proxidase) of these populations were evaluated. the analysis of variance showed ...

Journal: :Plant physiology 1984
R L Obendorf S H Wettlaufer

Immature Glycine max (L.) Merrill seeds were grown and matured in liquid medium at 25 degrees C under fluorescent light. In standard medium containing minerals, 146 millimolar sucrose and 62.5 millimolar glutamine (osmolality 0.24), precocious germination seldom occurred with a starting seed size of less than 300 milligrams fresh weight. Frequency of precocious germination increased with increa...

Journal: :Annals of botany 2010
Roger D Cousens Kenneth R Young Ali Tadayyon

BACKGROUND AND AIMS Dry fruits remain around the seeds at dispersal in a number of species, especially the Brassicaceae. Explanations for this vary, but usually involve mechanisms of innate dormancy. We speculate that, instead, a persistent fruit may give additional protection through control of dehydration, to species growing in arid or Mediterranean environments where water is sporadic. MET...

Journal: :مرتع و آبخیزداری 0
مجتبی اخوان ارمکی دانشجوی دکتری مرتعداری، دانشکدة منابع طبیعی دانشگاه تهران حسین آذرنیوند دانشیار منابع طبیعی دانشگاه تهران محمد حسن عصاره استاد مؤسسة تحقیقات جنگ لها و مراتع کشور علی اشرف جعفری دانشیار مؤسسة تحقیقات جنگ لها و مراتع کشور علی طویلی دانشیار دانشکدة منابع طبیعی دانشگاه تهران

environmental stress especially drought is one of the most important factors to reduce and disturbance in different stages of floral growth especially sprouting in dry and semi-dry lands of iran. for this purpose a factorial essay executed in accidentally manner with four iterations in vitro condition. four genotypes of bromus tomentellus pasture types were used (92 tehran, 630 kordestan, 3414 ...

2005
Shahriar Zaman M. Abdul Mazid Golam Kabir

This study shows that enhancement of soil fertility along with the yield of chickpea due to nodulation by the Rhizobium is possible to some extent. Data on plant height (cm) at maturity, primary branches/plant, days to flower, pods/plant, pod dry weight/plant (g), seeds/pod, seed dry weight/pod (g), 50 seeds weight (g), nodules/plant, fresh weight of nodules/plant and dry weight of nodules/plan...

Journal: :Plant physiology 1985
G I Cassab J Nieto-Sotelo J B Cooper G J van Holst J E Varner

In soybean seeds the level of hydroxyproline is regulated in a developmental and tissue-specific manner. The seed coat contains approximately 77% of the total hydroxyproline in the seed at all stages of development. We determined the ratio of hydroxyproline to dry weight in a number of tissues within the seed; however, only the seed coat shows an increase in this ratio during development. Withi...

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