effects of cobalt on plants

Effect of saline conditions and cobalt on growth and ...

Cobalt ion (Co2+) is considered a beneficial element for higher plants due to its direct role in their metabolism. ... Table 2. 2+ Effect of Co treatments on plant growth characters Cobalt levels (mg L-1) Plant height (Cm) Leaf number (Plant -1) Branch number (Plant -1) Capsule number (Plant -1)

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

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.

Effect of cobalt on growth and yield of fenugreek plants

as plant height, number of branches and leaves per plant, shoot and root fresh weights, leaf area per plant as well as biomass of shoots and roots. Table (3): Effect of cobalt on fenugreek growth parameters (mean of two seasons).

Impacts of Copper on Aquatic Ecosystems and Human Health

in plants and animals than in the water or sediments in which they live, is particularly ... Impacts of Copper on Aquatic Ecosystems and Human Health By Frances Solomon C opper is an essential trace ... effects of copper than are mammals, as several authors, including Forstner and Wittman (1979), Hodson (1979) and Wright ...

Interactive effect of salinity and cobalt on tomato plant

The adverse effect of salt stress on plant growth s ithat tomato growth, judged plant height, stem diameter, attributed to the specific toxic effect of ions excessively leaf area, fresh and dry weight of both tops and root was

Effects of cobalt on plants | SpringerLink

Abstract. Cobalt, a transition element, is an essential component of several enzymes and co-enzymes. It has been shown to affect growth and metabolism of plants, in different degrees, depending on the concentration and status of cobalt in rhizosphere and soil.

Title: Effects of Cobalt on Plants Created Date: 20160810014116Z

Effect of heavy metals on germination of seeds

Heavy metals including lead, nickel, cadmium, copper, cobalt, chromium and mercury are important environmental pollutants that cause toxic effects to plants; thus, lessening productivity and posing dangerous threats to the agro-ecosystems.

Effect of cobalt and nickel on plant growth, yield and ...

The effects of metal application on yield and es- sential oil production of medicinal plants were exten- sively studied [21, 22].However, the effects of copper nanoparticles on growth and ...

Effect of Cobalt in Plants on Animals - biocyclopedia.com

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 poisoning - Wikipedia

Plants, animals, and humans can all be affected by high cobalt concentrations in the environment. For plants, the uptake and distribution of cobalt is entirely species specific. [6] In some species of plants, the over accumulation of cobalt can lead to an iron deficiency .

Role of Nickel in Plant Culture | PRO-MIX Greenhouse Growing

Back. Role of Nickel in Plant Culture. Friday, October 05, 2018 | Troy Buechel In the past, nickel (Ni) was not considered an important element for plant growth, but research has concluded that it is an essential element for plant growth.

Cobalt Metabolism in Plants - Biocyclopedia

Cobalt has long been known to be a micronutrient for animals, including human beings, where it is a constituent of vitamin B12. However, its presence and function has not been recorded to the same extent in higher plants as in animals, leading to the suggestion that vegetarians and herbivorous animals need to ingest extra cobalt or vitamin B12 in diets to prevent deficiency

Toxic Metal: The Health Dangers of Cobalt - Dr. Group's ...

May 29, 2015· Industrial plants may leak cobalt and other toxic metals into the environment. Once cobalt particles enter the atmosphere, they settle to the ground and enter the food and water supply; most of the population is exposed to cobalt through food, water, and air. ... The toxic effect of cobalt on vision was also noted in research ...

ATSDR - Toxic Substances - Cobalt

Mar 03, 2011· Cobalt is a naturally occurring element found in rocks, soil, water, plants, and animals. Cobalt is used to produce alloys used in the manufacture of aircraft engines, magnets, grinding and cutting tools, artificial hip and knee joints.

Differential cobalt-induced effects on plant growth ...

assess the toxicity effects of cobalt and to understand the associated physio-biochemical response in Brassica napus, an economically important plant crop species.

Effect of cobalt on the growth of soybeans in the absence ...

The present work was undertaken to study the effect of cobalt in small amounts on the growth of inoculated soybean Roanoke) in under these the soybean The plants were grown in purified nutrient solutions and the effect of cobalt supplied at 1 ppb.

Cobalt in the environment C

Toxic effects on plants are unlikely to occur below soil cobalt concentrations of 40 ppm. However, concentration in the soil ... Cobalt in the environment Cobalt is a natural earth element present in trace amounts in soil, plants and in our ... identified as being sensitive to the effects of cobalt and adverse effects have been seen only in adults.

Uptake and Accumulation of Cobalt in Plants | yas ellena ...

Sample Collection: The plant samples were collected at Uptake and Accumulation of Cobalt in Leaves: Cobalt thirty days interval, upto harvest stage viz., 30, 60 and 90th content of leaves of soybean plants is recorded in day for the measurement of various morphological growth Table 1.

The effect of cobalt on the growth of Rhizobium japonicum ...

Further investigations (Ahmed and Evans 1960) have shown conclusively that cobalt is an essential element for the growth of soybean plants under symbiotic conditions, but no response could be demonstrated in experiments where adequate fixed nitrogen was supplied.

Interactive effect of salinity and cobalt on tomato plant

in leaves f all treated plants with the increase of salinity and cobalt levels. Cobalt at 7.5 ppm level haso a promotive effect in increasing upper epiderm, pleased, spongy, lower epidermis and …

The Effects of Cobalt, Copper, and Chromium in the Garden

A cobalt deficiency will manifest as reduced or stunted plant growth and reduced seed germination. It may present as reddening of the leaves, stems, or petioles. In legumes, you may notice yellowing leaves or small root nodules.

Cobalt Toxicity Effects on Growth and Metabolism of Tomato ...

Visible effects of excess cobalt (Co) manifested on tomato at 0.5 mM Co, after 3 days of metal supply to 40 day old plants. The symptoms of excess cobalt diffused chlorosis of young leaves from base and later necrotic spots appeared on chlorotic areas.

The protective effects of cobalt on potato seedling leaves ...

The protective effects of cobalt on potato seedling leaves during osmotic stress Chao-Zhou Li 1, 3, Di Wang 2, and Gen-Xuan Wang 1, * 1 College of Life Sciences, State Key Laboratory of Plant Physiology and Biochemistry, Zhejiang University, Hangzhou, Zhejiang Province 310029, P. R. China

Cobalt and Plant Development - PubMed Central (PMC)

Cobalt and Plant Development. Interactions with Ethylene in Hypocotyl Growth 1. ... but Co 2+ did not counteract the inhibitory effect of increased ethylene levels. ... The Influence of Cobalt and Sugars upon the Elongation of Etiolated Pea Stem Segments. Plant Physiol. 1954 Jan; 29 (1) ...

Effects of gamma rays irradiation on seed germination and ...

The effects of irradiation with low doses (0, 10, 20 and 30 Gy) of radioactive cobalt (60Co) γ rays on seed germination, shoot and epicotyl growth of hard wheat ( Triticum durumDesf.) were...

Cobalt-60 and the environment

Plant absorption of the element is dependent on the concentration of the cobalt mobile in the soil, the cobalt found in exchangeable sites, and its chemical form. Because of the element analogy with nickel, histidine seems to be the carrier for cobalt uptake in plants (Bresson et al., 2009).

EFFECTS OF COBALT INDUCED STRESS ON TRITICUM …

EFFECTS OF COBALT INDUCED STRESS ON TRITICUM AESTIVUM L. CROP Banashree Sarma, Prema Devi, ... An enhancing effect on plant height, leaf number, leaf area and dry matter ... Estimation of cobalt in plant, sand medium and grain For estimation of Co in sand, the sand was ...