effects of cobalt on plants -

  • Effects of cobalt on plants | SpringerLink

    Toxic effect of cobalt on morphology include leaf fall, inhibition of greening, discolored veins, premature leaf closure, and reduced shoot weight. Being a component of vitamin B 12 and cobamide coenzyme, Co 2+ helps in the fixation of molecular nitrogen in root nodules of leguminous plants.

  • Beneficial Effects of Cobalt on Plants - Biocyclopedia

    Beneficial Effects of Cobalt on Plants Senescence Senescence in lettuce leaf in the dark is retarded by cobalt, which acts by arresting the decline of chlorophyll, protein, RNA and, to a lesser extent, DNA. The activities of RNAase and protease, and tissue permeability were decreased, while the activity of catalase increased .

  • Role of Cobalt in Plants: Its Stress and Alleviation ...

    26-04-2020 · Other positive impacts include stem development, coleoptile elongation, bud formation, plant growth enhancement and yield when exogenously applied. Some studies show that Co plays a significant role in ethylene production in plants. Besides beneficial impacts on plant life, cobalt has some unfavourable effects too.

  • Cobalt in plants and soil - Got A Plant Problem? Plantprobs

    Cobalt. Cobalt is a trace element in plants (it has not been proven to be essential for plant life). It is a component of a number of enzymes and increases the drought resistance of seeds. In legumes, cobalt is important for nitrogen fixation by the bacteria that associate with legumes.

  • Role of Cobalt in Plants: Its Stress and Alleviation ...

    Cobalt has a positive influence on plants to adapt to salinity water stress [8]. Shanon [9] illustrated that cobalt reduced the hazard impact of salinity on tomato plants as

  • THE BOTANICAL REVIEW - JSTOR

    EFFECTS OF COBALT ON PLANTS 151 controlled by different mechanisms in different species. Biosorption involves ion-ex-change mechanism in algae, but in fungi both metabolism-independent and -dependent processes are operative. Physical conditions like salinity, temperature, pH of the

  • Effect of Cobalt in Plants on Animals - Biocyclopedia

    Effect of Cobalt in Plants on Animals Cobalt uptake by plants allows its access to animals. Kosla demonstrated the effect of irrigation of meadows with the water of the river Ner in Poland on the levels of iron, manganese, and cobalt in the soil and vegetation. Experiments were also carried out on young bulls (Bos taurus L.) fed with the hay grown on these meadows.

  • Cobalt (Co) - Chemical properties, Health and ...

    When plants grow on contaminated soils they will accumulate very small particles of cobalt, especially in the parts of the plant we eat, such as fruits and seeds. Soils near mining and melting facilities may contain very high amounts of cobalt, so that the uptake by humans through eating plants can cause health effects.

  • [PDF] EFFECT OF COBALT ON THE ENVIRONMENT AND LIVING ...

    The influence (negative and positive) of cobalt on living organisms in water and soil environments, including the biological balance of the soil (the number of microorganisms, enzymatic activity) and plant growth and development, and the possibilities of their use in the phytoand bioremediation of areas polluted with cobalt have been described.

  • INFLUENCE OF COBALT ON TOLERATING ... - Plant Archives

    1 plant archives vol. 20, supplement 1, 2020 pp. 1491-1495 e-issn:2581-6063 (online), issn:0972-5210 influence of cobalt on tolerating climatic change (salinity) in onion plant with reference to growth, yield and mineral composition

  • A Beneficial Effect of Cobalt on the Growth of the Rubber ...

    It shows that cobalt has a beneficial effect on the growth of a higher plant; but this, in itself, does not prove it to be an indispensable nutrient element. Skip to main content Thank you for ...

  • [PDF] Effect of Cobalt Fertilizer on Growth, Yield and ...

    Two f ield exper iment were c arried o ut to study the effect of cobalt on growth, yield, nodules formation and n utrients content of faba bean grown in El-Nobaria farm u sing four levels of cobalt 0, 5, 10, 1 5 and 20 ppm. D ry w eights o f ro ots, shoots, stem, p od, gr ain a nd nodules formation significantly increased by i ncrease p ercentage c obalt levels in a ll treatments co

  • Effect of Cobalt in Plants on Animals - Biocyclopedia

    Effect of Cobalt in Plants on Animals Cobalt uptake by plants allows its access to animals. Kosla demonstrated the effect of irrigation of meadows with the water of the river Ner in Poland on the levels of iron, manganese, and cobalt in the soil and vegetation. Experiments were also carried out on young bulls (Bos taurus L.) fed with the hay grown on these meadows.

  • Effect of melatonin or cobalt on growth, yield and ...

    28-06-2021 · In plant, MT has the same biosynthetic precursor (tryptophan) of growth hormone IAA (indole-3-acetic acid), and also they are participating in the same biosynthetic pathway. Therefore, the similarity in the effect between MT and IAA on plant growth and development is quite high (Li et al. 2019).

  • (PDF) Uptake and Accumulation of Cobalt in Plants | yas ...

    Cobalt increased the concentration and cellular functions; and damage the stucture of DNA. To uptake of cobalt in plants. Cobalt treatment at 50 mg kg-1 have a physiological or toxic effect, most metal ions have soil level proved to be favourable for the overall to enter the microbial cell.

  • Health And Environmental Effects Of Cobalt - Assignment Point

    When plants grow on contaminated soils they will accumulate very small particles of cobalt, especially in the parts of the plant we eat, such as fruits and seeds. Soils near mining and melting facilities may contain very high amounts of cobalt, so that the uptake by humans through eating plants can cause health effects.

  • Cobalt toxicity: chemical and radiological combined ...

    Cobalt (Co) is an essential trace element well known as a constituent of vitamin B(12), but different compounds of Co are also described as highly toxic and/or radiotoxic for individuals or the environment. In nuclear power plants, (58)Co and (60)Co are radioactive isotopes of cobalt present as acti

  • Frontiers | Influence of High and Low Levels of Plant ...

    Cobalt plays an essential role in plant growth development by regulating plant water utilization and reducing transpiration rate (DalCorso et al., 2014). Gad and Hassan (2013) carried out an experiment on tomato plant with Co application at 7.5 ppm, which enhanced the growth, yield, nutrient levels, and chemical constituents of tomato plant with better quality of fruits (Table 1 ;

  • Effect of Heavy Metals on Plants: An Overview

    The influence of these heavy metals on plants and their metabolic activities caused by the geological and biological redistribution of heavy metals through pollution of the air, water and soil were briefly discussed in this article. Keywords: Heavy metal, toxicity, effect on plants, heavy metal pollution and Soil pollution 1. INTRODUCTION

  • INFLUENCE OF COBALT ON TOLERATING ... - Plant Archives

    1 plant archives vol. 20, supplement 1, 2020 pp. 1491-1495 e-issn:2581-6063 (online), issn:0972-5210 influence of cobalt on tolerating climatic change (salinity) in onion plant with reference to growth, yield and mineral composition

  • Frontiers | Cobalt: An Essential Micronutrient for Plant ...

    16-11-2021 · Cobalt is a transition metal located in the fourth row of the periodic table and is a neighbor of iron and nickel. It has been considered an essential element for prokaryotes, human beings, and other mammals, but its essentiality for plants remains obscure. In this article, we proposed that cobalt (Co) is a potentially essential micronutrient of plants.

  • Cobalt toxicity: chemical and radiological combined ...

    Cobalt (Co) is an essential trace element well known as a constituent of vitamin B(12), but different compounds of Co are also described as highly toxic and/or radiotoxic for individuals or the environment. In nuclear power plants, (58)Co and (60)Co are radioactive isotopes of cobalt present as acti

  • (PDF) Uptake and Accumulation of Cobalt in Plants | yas ...

    Cobalt increased the concentration and cellular functions; and damage the stucture of DNA. To uptake of cobalt in plants. Cobalt treatment at 50 mg kg-1 have a physiological or toxic effect, most metal ions have soil level proved to be favourable for the overall to enter the microbial cell.

  • A Beneficial Effect of Cobalt on the Growth of the Rubber ...

    It shows that cobalt has a beneficial effect on the growth of a higher plant; but this, in itself, does not prove it to be an indispensable nutrient element. Skip to main content Thank you for ...

  • Frontiers | Influence of High and Low Levels of Plant ...

    Cobalt plays an essential role in plant growth development by regulating plant water utilization and reducing transpiration rate (DalCorso et al., 2014). Gad and Hassan (2013) carried out an experiment on tomato plant with Co application at 7.5 ppm, which enhanced the growth, yield, nutrient levels, and chemical constituents of tomato plant with better quality of fruits (Table 1 ;

  • EFFECT OF COBALT IN LIVING ORGANISM | Covenant Systems ...

    12-06-2018 · ABSTRACT. Cobalt is a chemical element with symbol Co and atomic number 27. Like nickel, cobalt is found in the Earth’s crust only in chemically combined form, save for small deposits found in alloys of natural meteoric iron.The free element, produced by reductive smelting, is a hard, lustrous, silver-gray metal.The rapid development of technology and the changes

  • Effect of Heavy Metals on Plants: An Overview

    The influence of these heavy metals on plants and their metabolic activities caused by the geological and biological redistribution of heavy metals through pollution of the air, water and soil were briefly discussed in this article. Keywords: Heavy metal, toxicity, effect on plants, heavy metal pollution and Soil pollution 1. INTRODUCTION

  • Effect of Metal Toxicity on Plant Growth and Metabolism: I ...

    some common effects of individual metals on different plants (i.e. both macro- and microflora). The biota may require some of these elements in trace quantities but at higher concentrations there may be toxicity problems. Metal toxicity in plants have been reported by various authors [15, 18, 19, 41, 46].

  • Fulvic Acid Bring Positive Effects on Plant Growth

    05-03-2021 · A published study on MDPI in 2020 demonstrates that the application of fulvic acid had a positive effect on the physical and chemical properties and plant growth. The article, Short-Term Effects of Mineral- and Plant-Derived Fulvic Acids on Some Selected Soil Properties: Improvement in the Growth, Yield, and Mineral Nutritional Status of Wheat under Soils of