نتایج جستجو برای: leaf chlorophyll content spad

تعداد نتایج: 504386  

Alireza Zebarjadi Danial Kahrizi, Zeinab Chaghakaboodi

The present study was carried out to estimate genetic variability parameters for some traits such as pods per plant, cell membrane stability, one thousand kernel weight, flowering period, grain filling period, chlorophyll content, relative water content, leaf excised water content, seed per pod and pod length, in 16 winter rapeseed genotypes. Statistical analysis showed significant differences ...

Journal: :journal of herbal drugs (an international journal on medicinal herbs) 2012
niloufar taherian hassanali naghdi badi ali mehrafarin mohamad ali vakili shahrbabaki amin nickhah

background & aim: cassia angustifolia vahl is a valuable medicinal plant that it is important for constipation treatment. according to the importance of organic agriculture in increasing the yield of medicinal plants, the effect of bio-fertilizer on quantities yields of cassia angustifolia vahl or senna in karaj region (iran) was examined. experimental: this research was carried out in rand...

Journal: Journal of Herbal Drugs 2012
Ali Mehrafarin Amin Nickhah, Hassanali Naghdi Badi, Mohamad Ali Vakili Shahrbabaki Niloufar Taherian

Background & Aim: Cassia angustifolia Vahl is a valuable medicinal plant that it is important for constipation treatment. According to the importance of organic agriculture in increasing the yield of medicinal plants, the effect of bio-fertilizer on quantities yields of Cassia angustifolia Vahl or Senna in Karaj region (Iran) was examined. Experimental: This research was carr...

Journal: Journal of Herbal Drugs 2012
Ali Mehrafarin Amin Nickhah, Hassanali Naghdi Badi, Mohamad Ali Vakili Shahrbabaki Niloufar Taherian

Background & Aim: Cassia angustifolia Vahl is a valuable medicinal plant that it is important for constipation treatment. According to the importance of organic agriculture in increasing the yield of medicinal plants, the effect of bio-fertilizer on quantities yields of Cassia angustifolia Vahl or Senna in Karaj region (Iran) was examined. Experimental: This research was carr...

Journal: :Symmetry 2017
Shen Yuan Travis Luc Goron Liying Huang Lilian Wu Fei Wang

Rice leaves display lateral asymmetry around the midrib, and the narrow side exhibits higher leaf area-based nitrogen concentration (Na) and soil plant analysis development (SPAD) values than the wider side. However, the difference in the relationship between the SPAD of each side and Na of the corresponding lateral half, and the optimal position along the leaf blade for SPAD measurements are n...

Journal: :زراعت دیم ایران 0
نادر دادخواه گروه زراعت، دانشکده کشاورزی، دانشگاه محقق اردبیلی، اردبیل، ایران علی عبادی گروه زراعت، دانشکده کشاورزی، دانشگاه محقق اردبیلی، اردبیل، ایران قاسم پرمون گروه زراعت، دانشکده کشاورزی، دانشگاه محقق اردبیلی، اردبیل، ایران عبدالقیوم قلی پوری گروه زراعت، دانشکده کشاورزی، دانشگاه محقق اردبیلی، اردبیل، ایران سودابه جهانبخش گروه زراعت، دانشکده کشاورزی، دانشگاه محقق اردبیلی، اردبیل، ایران

in order to study the effect of foliar zinc spraying on photosynthetic pigments and yield of chickpea under water stress conditions, a factorial experiment carried out based on randomized completely block design (rcbd) with three replications in university of mohaghegh ardabili agricultural research station in 2012. the treatments consisted of three levels of irrigation (irrigated at planting, ...

احمد خلیقی, , خورشید رزمجو, , ذبیح‌اله زمانی, , حسین لسانی, , نعمت‌اله اعتمادی, ,

Turfgrasses are the most important cover plants in the world. Quality evaluation of the turfgrasses is usually done by experienced evaluators using color texture, density and uniformity. The results obtained by different evaluators may be different, leading to researcher’s concern. Therefore, some quantitative methods have been used for increasing the aquracy and stability in results. In this s...

ژورنال: علوم آب و خاک 2007
احمد خلیقی, , خورشید رزمجو, , ذبیح‌اله زمانی, , حسین لسانی, , نعمت‌اله اعتمادی, ,

Turfgrasses are the most important cover plants in the world. Quality evaluation of the turfgrasses is usually done by experienced evaluators using color texture, density and uniformity. The results obtained by different evaluators may be different, leading to researcher’s concern. Therefore, some quantitative methods have been used for increasing the aquracy and stability in results. In this s...

2016
Christopher K. Parry Christopher Neale Scott Jones Mark R. McLellan

In situ optical meters are widely used to estimate leaf chlorophyll concentration, but non-uniform chlorophyll distribution causes the opticalmeasurement to vary widely among species for the same chlorophyllconcentration. Over 30 studies have sought to quantify the in situ/in vitro (optical/absolute) relationship, but neither chlorophyll extraction normeasurement techniques for ...

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