«Due to their capacity for improving
plant root growth, soil nutrient cycling and microbial activity, the application of humic substances may have long - term benefits in agricultural systems.»
A new climate change modeling tool developed by scientists at Indiana University, Princeton University and the National Oceanographic and Atmospheric Administration finds that carbon dioxide removal from the atmosphere owing to greater plant growth from rising CO2 levels will be partially offset by changes in the activity of soil microbes that derive their energy from
plant root growth.
They then compared the effect of two experimental designs on
plant root growth, and used mini-Horhizotrons to compare root growth of plants in different container substrates.
Not exact matches
All of these are fruits that have withered and died and fallen to the ground, split open and spilled into the earth to nourish the
roots, but also to
plant new seeds for further
growth and more varieties of fruit.
Without honesty and equal transparency, spiritual
growth is like a
root - bound
plant in a pot far too small.
Also a problem is that some transplants are «forced» with high levels of nitrogen, resulting in tall
plants with insufficient
root growth.
A series of squash
plants hung from the ceiling on a moving conveyor, their
roots dangling into a chamber that sprayed them with a nutrient mix sufficient for
growth.
This system is ideal for encouraging
root growth and for helping
plants to thrive quickly.
Judd and fellow researchers Brian Jackson, Ted Yap, and William Fonteno said that the mini-Horhizotron gives growers a new, effective way to study a
plant's
root growth.
However, microgravity can reduce cell
growth, alter gene expression and change the pattern of
root growth — all aspects which critically affect
plant cultivation in space.
Not only the
root's stem - cell niche is located there, the
root tip also accommodates sensors for an auxin - dependent
growth of the
plant based on gravitation.
Professor Taylor, who co-ordinated the research, says: «Our findings provide the very first insight into how biochar stimulates
plant growth — we now know that cell expansion is stimulated in
roots and leaves alike and this appears to be the consequence of a complex signalling network that is focussed around two
plant growth hormones.
«However, measuring
root growth during the experiment revealed that the three
plant species (coneflower, mum, holly) varied in their rates of
root growth in the different substrates.
«Considering the large portion of the green industry involved with growing
plants in containers and the importance of understanding the physiology and morphology of
roots, the factors that influence
root growth in container production should be continually investigated,» they wrote.
«The mini-Horhizotron was designed to measure
root growth of small
plant material such as seedlings, herbaceous plugs, or woody
plant liners normally grown in containers less than 3.8 L,» explained corresponding author Leslie Judd.
Plant growth is strongly influenced by the environment: stems grow up towards the sun, while
roots grow down under the influence of gravity — an effect called gravitropism.
Global simulations conducted by the team found that microbial responses to enhanced
root activity under rising CO2, while depending on
plant species, climate and soil mineralogy, led to a loss of global soil carbon stocks that counteracted the additional carbon storage resulting from increased
plant growth in many regions of the world.
Doak believes it spends much of its early energy building an extremely long tap
root that helps ensure water and nutrients later on, but slows the
plant's above - ground
growth in the meantime.
The chemistry of Guam's volcanic subsoil is inhospitable for
root growth of most
plants.
The pest programmed the
plant roots in beets to form a special nutritive tissue, which the nematode uses for its own
growth.
Scientists at the University of Bonn together with an international team discovered that nematodes produce a
plant hormone to stimulate the
growth of specific feeding cells in the
roots.
However, there is increasing recognition that the health and utility of
plants can be greatly enhanced by improving below - ground traits such as
root growth.
Seedlings were assessed for number and biomass of cluster
roots,
plant size and
growth, and foliar phosphorus levels.
If the concentration of the CDF4 protein would be too high in the stem cells, then the stem cells would also be forced to differentiate and the
plant would have to stop
root growth.
It colonizes the surface of the
roots and showed the greatest amount of
plant growth when associated with
plant roots.
Plant roots in soil are often regions of high microbial activity, known as rhizospheres, where symbiosis between plants and microbes promote plant gr
Plant roots in soil are often regions of high microbial activity, known as rhizospheres, where symbiosis between
plants and microbes promote
plant gr
plant growth.
Named HCR1, this gene reduces water entry into the
roots when there's a lack of oxygen, but only when the soil is also rich in potassium, a mineral salt essential for
plant growth.
Although hidden from view,
roots are essential for
plant growth and survival.
«Scientists discover C4 photosynthesis boosts
growth by altering size, structure of
plant leaves,
roots.»
Scientists at Aarhus University have discovered that fungi associated with
plant roots may improve
growth and yield of drought - stressed wheat.
Seedlings (bottom) and
roots (top) of Arabidopsis thaliana
plants reveal that one variant of FRO2 gene (right) is better for
growth in low - iron conditions than the other FRO2 variant (left).
This material has been tested as a fertilizer and has proven to stimulate the
growth of several
plant species, both forestry and herbaceous, increasing up to the 10 % its total content of nitrogen and carbon as well as an increase of its
roots.
The majority of TNT remains in the
roots of
plants, where it inhibits
growth and development.
Sur knew that, in
plants, an enzyme called NADPH oxidase makes the ROS necessary for
root hair
growth.
fertilizer Nitrogen, phosphorus and other
plant nutrients added to soil, water or foliage to boost crop
growth or to replenish nutrients that were lost earlier as they were used by
plant roots or leaves.
These pegs form during the
plant's early
growth stage to help the seedlings emerge from their hard seed coat and anchor the developing
plant in the soil while its
roots form.
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.
«As a result of an exhaustive investigation of the effects of various types of
growth substances on
plants, we have discovered that certain organic compounds exercise a pronounced stimulating effect on
root -
growth, and are highly valuable in promoting and inducing
root -
growth on
plant slips or cuttings,» stated Zimmerman and Hitchcock in the patent application.
Farmers and scientists saw that they could promote the
growth of young soybean
plants by dipping the
roots of these
plants.
One of these happened to be IBA, which they found to be effective at triggering
root growth in all kinds of
plants.
UVALDE — A study by researchers at the Texas A&M AgriLife Research and Extension Center in Uvalde shows the use of externally introduced
plant growth regulators can have a positive effect on onion germination and
root structure.
«We hypothesized that soil amendment using lignite - derived humic substances would alter
plant gas exchange,
root growth and soil microbial activity, which in turn might mitigate potential crop losses under water - stress conditions,» he said.
fertilizer Nitrogen, phosphorusand other
plant nutrients added to soil, water, or foliage to boost crop
growth or to replenish nutrients that are removed earlier by
plant roots or erosion.
WSMV reduces
root growth, thus limiting the
plant's ability to extract soil water and potentially decreasing water - use efficiency.
Plant roots grow due to cell division in the meristem and subsequent cell elongation and differentiation, a tightly coordinated process that ensures
growth and adaptation to the changing environment.
fertilizer Nitrogen and other
plant nutrients added to soil, water or foliage to boost crop
growth or to replenish nutrients that removed earlier by
plant roots or leaves.
Botanists from Ohio Weslyan University leverage the microgravity environment of the International Space Station to study
root growth behaviors and sensory systems in an investigation known as Gravity Perception Systems (
Plant Gravity Perception).
Bean
plants that suppress secondary
root growth in favor of boosting primary
root growth forage greater soil volume to acquire phosphorus, according to Penn...
In the future, if we can fully decode the mechanism for increasing
roots, we could potentially regulate the
growth of various crops and garden
plants by artificially altering
root development.
Depending on the nature of
plant -
growth environment for sugarcane or beet
root, sugarcane and / or beet molasses used in the fermentation process, may be highly concentrated in harmful things like insecticides etc..