Although the research here is also relatively thin, what has been done suggests that the problem
of plant uptake is equally serious in both organic and conventional systems.
«Our study showed that enhanced accumulation of mobile N induced by excessive manure input could exceed the need
of plant uptake but be subject to downward migration and leaching - dominated loss,» the authors wrote.
Not exact matches
Slow cooking breaks the cell walls in the
plant and animal ingredients, allowing a significant
uptake of vitamins and minerals into your body.
A dedicated number
of academic partners combined with major French Agro-Industries aims to accelerate innovation and boost market
uptake of plant based proteins, whilst fostering radical innovation through research and development.
Scientists have pinpointed a gene that enables rice
plants to produce around 20 % more grain by increasing
uptake of phosphorus.
the permanent
plant cover in organic systems which results in a more efficient
uptake of mobile nitrogen in soils, thus reducing the potential and risk for N2O emissions.
The researchers are particularly interested in the carbon cycle, the
uptake of CO2 by
plants as they grow and the recycling
of some
of this carbon back into the atmosphere via respiration.
She investigated the 12 medicinal
plant extracts for their effect on glucose
uptake and adipogenesis - the formation
of fatty tissue.
«We found that some
of the
plant extracts stimulated glucose
uptake in fat cells while others reduced fat accumulation in fat cells,» Dr Gulati said.
Of the traditional Aboriginal
plant extracts tested, Witchetty Bush (Acacia kempeana) and Australian sandalwood (Santalum spicatum) both stimulated glucose
uptake and Dead finish (Acacia tetragonophylla), Turpentine bush (Beyeria Ieshnaultii) and Caustic weed (Euphorbia drumondii) significantly reduced fat accumulation in fat cells.
The researchers were surprised to learn that this speeding - up
of carbon
uptake during periods
of slower warming was due mainly to less respiration from
plants and not to greater photosynthesis.
In another study, the same researchers who discovered the
uptake of antibiotics by
plants tested four
of these drugs to determine how effective composting would be in reducing harmful chemicals in turkey manure.
They suspect the results spring from nanotubes» natural hydrophobic (water - avoiding) nature that in one experiment apparently facilitated the
plants» enhanced
uptake of water.
Following on this study, I plan to continue investigating whether gaseous mercury is also a dominant source
of pollution in other remote lands, and the mechanism
of plant mercury
uptake, which may be the main pathway for atmospheric mercury deposits to land.
Thus, metal chelates are relevant to the mobilization
of metals in the soil, the
uptake and the accumulation
of metals into
plants and micro-organisms.
Researchers at the U.
of I. found that
plants vary a lot in the efficiency with which they
uptake carbon dioxide and conserve water.
«When you think from a climate point
of view, you're not having carbon
uptake across all this landscape for many decades when there's very little
plant cover,» study co-author Steve Running, a University
of Montana professor who models ecosystem functions, said.
The
plants and their carbon
uptake help the landscape provide certain «ecosystem services,» including food production, biodiversity and wildlife habitat, all
of which are severely degraded when the landscape is denuded by oil and gas development.
The amino acids methionine and cysteine, which are present in meat but not
plant food, seem to promote the
uptake of nutrients, Welch says.
The ground breaking research, conducted by scientists at the University
of Sheffield, revealed why
plants using C4 photosynthesis — a complex set
of structural and chemical adaptations that have evolved more than 60 times to boost carbon
uptake compared to the ancestral C3
plants — grow so rapidly.
Uptake is controlled by a number
of factors, including availability, demand, and the
plant's energy status.
Plants exposed to oVOCs increased their normal
uptake of the compounds, absorbing 40 % more than expected.
«A
plant can only
uptake about 20 percent
of the nutrients applied through soil, with the remainder either forming stable complexes with soil constituents or being washed away with water, causing runoff.
Inoculations with EA106 improved the
uptake of iron at the
plant roots, while reducing the accumulation
of toxic arsenic in the
plant shoots.
Being a silica rich material is important for reducing the amount
of arsenic in the rice
plant because the mechanism for
uptake of arsenite, which is the most dominant form
of arsenic in flooded rice paddies, shares a transport pathway with dissolved silicon.
OCO - 2 will also closely monitor the carbon
uptake of plants by measuring the weak fluorescence that is produced during photosynthesis as
plants» chlorophyll pigments absorb light to capture energy and subsequently re-emit photons at longer wavelengths.
Researchers also found that
plants can
uptake prions from contaminated soil and transport them to different parts
of the
plant, which can act as a carrier
of infectivity.
The Nature paper suggests that microscopic
plant growth in coastal areas, fueled by fertilizer runoff, is now leading to greater
uptake of CO2.
She's looking for differences in how the
plants grow and in their
uptake of salts, metals, and organic chemicals.
Robinson is working with the coal - mining company, Solid Energy New Zealand, and the Swiss Federal Institute
of Technology to determine whether certain soil amendments will reduce
plant uptake of cadmium.
Furthermore, Anton Fagerström has studied cuticle
uptake of plant protection products and which properties in a mixture that affect
uptake.
The barrier that protects the
plant and prevents
uptake of foreign elements is situated in the cuticle.
They added that the impact
of substrate on remediation appeared to lessen by the second season
of the study; as the
plants grew, root growth impacted infiltration, and nutrient
uptake by the
plants increased.
«When you think from a climate point
of view, you're not having carbon
uptake across all this landscape for many decades when there's very little
plant cover,» study co-author
Root
uptake of chemicals in the tailings will occur as
plants invade the shores or caps
of the TMAs.
In the soil, researchers have found that microbes are essential for supporting
plant life, mediating
uptake and entry
of nutrients into the food chain, cycling carbon and nitrogen, breaking down pollutants and much more.
Isolation and characterization
of N2 - fixing bacteria from giant reed and switchgrass for
plant growth promotion and nutrient
uptake — Jia Xu — Journal
of Basic Microbiology
A growing number
of subsistence farmers as well as seed growers are now
planting «climate - change - ready» rice in the rice bowl state
of Uttar Pradesh and the speedy
uptake is unprecedented.
This work is part
of a newly funded U.S. Department
of Energy / Department
of Agriculture project led by the University
of Missouri, Columbia to explore the biology
of a single
plant cell type, while gaining novel insight into the impacts
of temperature and water availability on a crucial root cell necessary for nutrient
uptake.
The seasonal fluctuation is caused by variations in
uptake of carbon dioxide by land
plants.
Complete restoration
of deforested areas is unrealistic, yet 100 GtC carbon drawdown is conceivable because: (1) the human - enhanced atmospheric CO2 level increases carbon
uptake by some vegetation and soils, (2) improved agricultural practices can convert agriculture from a CO2 ource into a CO2 sink [174], (3) biomass - burning power
plants with CO2 capture and storage can contribute to CO2 drawdown.
However, there is strong evidence showing that fungi produce a large diversity
of enzymes and chelating compounds that allow them to capture nutrients from the soil that are not normally accessible to
plants (chelating compounds bind metals into different forms in the soil to prevent their interference with
uptake of other nutrients).
Heat breaks down the
plants» thick cell walls and aids the body's
uptake of nutrients bound to those cell walls.
Enzymes are produced by
plants and microbes in order to increase the
uptake of elements as well as assist in the synthesis, within the crop,
of raw materials that are necessary to produce completely nutrient - dense foods suitable for consumption by livestock and humans.
All need to be adequate and in the proper forms to optimize proper
uptake of Calcium and all three need to be consciously addressed in a Vegetarian / Vegan diet because they are not commonly available (in the bio-available forms) from a
plant based diet.
Vitamin B12 analogues found in
plants are not a bio-available form
of B12 and can actually exacerbate Vitamin B12
uptake.
Plant sterols and beta - sitosterol in particular, effectively block the
uptake of dietary cholesterol.
The amount
of selenium in a given type
of plant - based food depends on the amount
of selenium in the soil and several other factors, such as soil pH, amount
of organic matter in the soil, and whether the selenium is in a form that is amenable to
plant uptake [2,6,8,9].
1]-RRB- dispersal are detailed in Table II; the elements
of plant strategies are: PT is
plant type, sm is shoot morphology, lf is leaf form, c is canopy, loep is length
of established phase, lor is lifetime
of roots, lp is leaf phenology, rop is reproductive organ phenology, ff is flowering frequency, poaps = proportion
of annual production for seeds, podup is perennating organs during unfavourable periods, rs is regenerative strategy, mpgr is mean potential growth rate, rrd is response to resource depletion, pumn is photosynthetic
uptake of mineral nutrients, ac is acclimation capacity, sop is storage
of photosynthates, lc is litter characteristic, psh is palatability to non-specific herbivores and nDNA is nuclear DNA amount.
The majority
of plants have fungi associated with their root systems in a kind
of mutualistic symbiosis known as mycorrhiza; an important function
of this type
of symbiosis is the enhancement
of phosphorus
uptake.