نتایج جستجو برای: 1 mm and twelve various zn concentrations 0 to 450 mg l

تعداد نتایج: 18889084  

Ali Salehi Sardoei, Gholam Abbas Mohammadi Mojghan Shahdadneghad

The effects of salicylic acid (SA) and Putrescine (Put), on cut Gladioluswas studied. SA (0, 150, 300 and 450 mg l-1) and Put (0, 100, 200 and 300 mg l-1), their combinations were tested as preservative mixture. This study was conducted in a factorial experiment with complete randomized design on 192 Gladioluscut flowers in horticulture laboratory of agriculture faculty of...

Ali Salehi Sardoei, Gholam Abbas Mohammadi Mojghan Shahdadneghad

The effects of salicylic acid (SA) and Putrescine (Put), on cut Gladioluswas studied. SA (0, 150, 300 and 450 mg l-1) and Put (0, 100, 200 and 300 mg l-1), their combinations were tested as preservative mixture. This study was conducted in a factorial experiment with complete randomized design on 192 Gladioluscut flowers in horticulture laboratory of agriculture faculty of...

DOR: 98.1000/2383-1251.1398.6.159.11.1.1578.1575 Extended Abstract Introduction: In order to take more advantage of the spring growing season, the mechanisms of germination of spring plants are of great importance at temperatures lower than the optimum temperature. Since one of the ways to reduce damage due to low temperature is enhancing the seedling antioxidant system, in this study the...

پایان نامه :دانشگاه آزاد اسلامی واحد کرمانشاه - دانشکده فنی 1393

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Journal: :The British journal of nutrition 2016
Daniel Brugger Wilhelm M Windisch

This study investigated the effects of short-term subclinical Zn deficiency on exocrine pancreatic activity and changes in digestive capacity. A total of forty-eight weaned piglets were fed ad libitum a basal diet (maize and soyabean meal) with adequate Zn supply (88 mg Zn/kg diet) during a 2-week acclimatisation phase. Animals were then assigned to eight dietary treatment groups (n 6) accordin...

Journal: :Current Applied Science and Technology 2021

Effective and rapid in vitro plantlet regeneration from protocorms of Cymbidium aloifolium using chitosan, coconut water potato extract were investigated. Two experiments performed twelve week old size 2-3 mm. In the first experiment, propagated on solid New Dogashima (ND) medium supplemented with various concentrations chitosan (0, 0.05, 0.10 1.00 mg/l). For second cultured same 100, 150 200 m...

ژورنال: علوم آب و خاک 2011
جعفر یثربی, , عبدالمجید رونقی, , مریم زاهدی‌فر, , نجفعلی کریمیان, , یحیی امام, ,

The effect of phosphorus (P) (0, 25, and 50 mg kg-1 soil as Ca(H2PO4)2) and organic matter (OM) (0, and 2% w/w feedlot cattle manure) on P and zinc (Zn) distribution in different parts of wheat plant (Triticum aestivum L.) at various growth stages and its relationship with soil P and Zn were determined in greenhouse condition. In all pots, shoot P concentration decreased as plant growth proceed...

2000
Mace G. Barron Shannon Albeke M. G. Barron

Water hardness is known to control the uptake and toxicity of zinc and other metals through either chemical competition, biological acclimation, or both processes. The dominant process controlling zinc uptake has not been previously elucidated, nor has the effect of calcium been investigated independently of other cations. We determined zinc uptake by rainbow trout acclimated and exposed to fou...

Journal: :آب و خاک 0

abstract soil contamination with heavy metals is a serious problem in all over the world. soils are contaminated by many different sources of heavy metals. currently different methods are used by researchers for identifying heavy metal contamination. assessing soil metal toxicity with bacterial bioluminescence is one of the new techniques. in this study, different concentrations of zinc and cop...

خوشگفتار منش, امیرحسین, شریفی, معصومه, قناتی, فائزه,

Silicon (Si) has not been considered as an essential nutrient for plant growth however, it has been shown that supplying crops with adequate Si can improve environmental stress tolerance. On the other hand, exposure to toluene, as a hazardous organic pollutant widely found in the water resources, is an environmental stress for plants growing around many industries. The aim of this nutrient solu...

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