نتایج جستجو برای: metalloid stress

تعداد نتایج: 439118  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تحصیلات تکمیلی علوم پایه زنجان - دانشکده علوم زمین 1388

three medium magnitude events happened inside the transitional border of south alborz and central iran; namely kahak-qom 2007/06/18 event with ml 5.6, zanjan 2008/05/27 event with ml 5.3 and aradan-garmsar 2007/11/19 event with ml 5.1. this provides us the opportunity to compute focal mechanism and stress drop of the events and compare them with those events happened within the alborz range.

Journal: :Agriculture 2023

Heavy metals (HMs) contamination is one of the main abiotic factors affecting crop productivity and also threatens human health via consuming metal-contaminated crops as a food source. Over past few years, HMs have drawn lot attention due to their increased use for commercial purposes harmful effects on plants other life forms, thus threatening survival. However, several methods been adopted in...

Journal: :Environmental and Experimental Botany 2023

Brassinosteroids (BRs), an emerging class of phytohormones, affect numerous plant physiological and metabolic processes can improve defense systems to counteract metalloid phytotoxicity. Nitric oxide (NO), a reactive nitrogen species (RNS), behaves as signalling molecule activating cellular responses various environmental conditions. induce NO synthesis through nitrate reductase (NR) synthase (...

2016
Dibyendu Talukdar

Lentil (Lens culinaris Medik.), being one of the first crops to be domesticated and cultivated by man, have been and continue to be an important food source for over 8000 years [1]. The high protein content of lentil has made them a nutritious substitute for meat. In fact, 100 grams of lentil has as much protein as 130 grams of meat in addition to beneficial dietary fiber [2]. The low phytate c...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علم و صنعت ایران 1381

اجزا بدنه خودرو عموما در معرض بارهای نامتناسب قرار دارند. از آنجا که تخمین عمر اجزا سازه و بدنه خودرو عموما به تغییر وزن و شتاب خودرو و هزینه ساخت و مسائل ایمنی و استحکام و عمر سازه منتهی می گردد، در صنایع طراحی و ساخت خودرو از اهمیت ویژه ای برخوردار است. تئوری های ارائه شده در این زمینه عموما برای اجزاسازه ای تحت بارهای بسیار ابتدایی سینوسی و هندسه اولیه ارائه شده اند، به گونه ای که عمر قطعات ...

Journal: :Microbiology and molecular biology reviews : MMBR 2002
Ronald Bentley Thomas G Chasteen

A significant 19th century public health problem was that the inhabitants of many houses containing wallpaper decorated with green arsenical pigments experienced illness and death. The problem was caused by certain fungi that grew in the presence of inorganic arsenic to form a toxic, garlic-odored gas. The garlic odor was actually put to use in a very delicate microbiological test for arsenic. ...

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