Sentences with phrase «of soil sample»

«The removal of a soil sample from its natural environment also means that the same sample can only be measured once, so the traditional (destructive) method is not suited to measuring changes at a point over a period of time..»

Previously, scientists had relied on these sorts of soil sample measurements primarily to study plant types and atmospheric carbon dioxide levels.

The results of chemical analysis of soils samples collected before planting and harvest of the strawberries indicates that the organic matter content in the soil of the organic system was higher than that of the non-organic system (see table below).

The researchers also found that human - associated Bacteroides species, which thrive in the guts of mammals, persisted in some of the soil samples a whopping 198 days after the cadavers were placed.

Furthermore, carbon isotopes of soil samples suggest that grass increasingly took root in the region during this time.

I conducted analysis of soil samples, and input data from various research projects.

Not exact matches

The study, headed by Professor Edward Guinan of the school's astronomy and astrophysics department, initially looked at which crops would thrive in soil that is similar to that found on Mars (based on readings taken by the Phoenix Mars lander and samples recreated on earth).

An initial screening cost of only $ 199 allows farmers to have their soil samples analyzed by Trace, which applies machine learning to uncover not just what's in there, but what it means for crop yield and productivity.

Interpretation of the geophysical data over the Mount Philip target will allow Hammer to prepare a regional soil sampling and reconnaissance mapping program for the area.

The Alpha Particle X-ray Spectrometer, or ASPX, that irradiates samples of Martian soil to determine the elemental composition of the soil.

Many of the soil and stream samples returned indications of gold mineralisation, however they were not followed up.

A rendering of Moon Express's proposed MX - 9 return vehicle, which would return from the moon to Earth with samples of rock and soil.

Four of the licenses target Kupferchiefer style sedimentary copper mineralization; soil sampling highlights large anomalies; drill testing required.

We provide an extensive range of chemical analyses on plant, soil and water samples for inorganic nutrients, trace elements and heavy metals.

ACO conducts sampling of both soil and certified products during onsite inspections, as well as the marketplace.

Based upon the soil sample report and the gardener's own experience, some steps can be taken to improve the soil for the gardening of peppers and other vegetables.

The soil sample report will typically give the following information: soil type or texture, pH, salinity (expressed as electro - conductivity), percentage of organic matter, and fertility status as indicated by the levels of nitrogen, potassium, and phosphorous.

The Organic Valley Good Food Commons features 30 minute micro-workshops organized thematically by resource centers, each focusing on important topics within the Good Food movement such as growing food, raising animals, learning culinary skills, and composting as well as testing your own where attendees are invited to bring in a sample of their backyard soil for testing.

To be included, a study had to compare organic and conventional planting across similarly - sized areas, had to report on the sample size and error margins, and had to use organic methods that complied with the guidelines of certification organisations (such as the UK's Soil Association).

I would not trust the Detroit government of taking the time and the cost to actually do proper soil sampling and monitoring.

Before using produce from the school garden, the USDA recommends visiting the garden and asking the lead gardener about growing practices, including the history of the land use, water sources, soil sampling and results, use of fertilizers and pesticides, and animal control measures.

Samples of soil cores are used to make connections between soil types and plant communities.

Elevated levels of radium have been found in groundwater samples from shallow monitoring wells on the Bethpage High School campus and the state DEC plans to take more samples and scan field and soil areas there for more radioactive elements.

Soil sampling began in backyards last week to gauge the effect of Tonawanda Coke's illegal air pollution in the Town of Tonawanda, Kenmore and Buffalo.

The EPA has asked nine City of Lockport residential property owners for permission to take soil samples at their homes, because it is trying to determine whether there was off - site contamination from the former Flintkote plant on Mill Street, which the agency tore down last year in a Superfund cleanup project.

Walking on a diagonal line across the site, the biologists collect at least five samples of soil in plastic bags.

Soil samples are run through powerful machines to have their microbes genetically sequenced, drones are flying overhead taking hyperspectral images of the crops, and soon supercomputers will be crunching the massive volumes of data collected.

A particular isotope, or version, of carbon found in the samples speaks to the dryness of conditions at the time of the soil's deposition.

The researchers collected samples of radium - contaminated soil and sediment from two spill sites in West Virginia and North Dakota.

Using historical aerial photo analysis, soil and methane sampling, and radiocarbon dating, the project quantified for the first time the strength of the present - day permafrost carbon feedback to climate warming.

Caves and colleagues instead looked at samples over extensive geographic and temporal spans in order to draw a fuller portrait of the climatic changes influencing soil composition.

With this compelling demonstration of using ancient soil samples as proxies for regional climate in Asia, Caves now plans to extend his investigations elsewhere on the globe.

He and several co-authors traveled to Mongolia, eastern Kazakhstan and northern China to collect the bulk of 171 new soil samples, while Russian co-authors collected samples near Lake Baikal.

Taylor found he could melt a pile of lunar soil in 10 to 20 seconds.Then he focused a single magnetron on another sample: «With 50 watts of energy I took a one - centimeter block of lunar soil to 1700 degrees Celsius (3100 degrees F) in 10 seconds,» he says.

Rexer - Huber took samples of the frogs» skin secretions and from the soil they were resting on.

To their surprise, the researchers found that the samples from the thermokarst sites had lower levels of colored dissolved organic matter than did reference sites, suggesting that the carbon in the deeper soils exposed by thermokarst failure is significantly different from the carbon draining from the topmost, active layer of the permafrost, the team reports in the Proceedings of the National Academy of Sciences.

Fernández — who investigates the rehabilitation of degraded agricultural soils and their carbon sequestration potential for climate change mitigation — considers himself «lucky» because he managed to gather all the samples he needed before the budget restrictions.

Biocrusts from the same source — representing four successive stages of maturation — were wet, and the soil water was sampled at five time points.

Last December Whittaker, who is also a contender with a separate team for the $ 30 million Google Lunar X-Prize, demonstrated the four - wheeled rover, collecting samples of soil and rock guided by a laser camera.

DNA soup: Despite cleaning, the extract is a soup of DNA from the sample and contaminated material, mostly microbes from soil where the remains were buried.

If scientists can collect and analyze samples of the terrestrial oxygen embedded in lunar soil, it could provide insights into how Earth's atmosphere has evolved over the eons.

In the last three years, Byamukama and graduate student Krishna Acharya have collected soil samples from 28 East River counties to determine which resistance gene sources are still effective against the predominant races of Heterodera glycine, or soybean cyst nematode, in South Dakota.

Curiosity's onboard laboratory, the Sample Analysis at Mars, heated up several samples of Martian soil and found nitric oxide, suggesting that ancient Mars had the basic ingredients to support life.

In search of microscopic life, molecular ecologist Kay Bidle of Rutgers University looked for microbial DNA in the soil and ice core samples Marchant gathered for him during one of his expeditions.

Nathan Cude works in Novozymes» agbiotech division in Durham, North Carolina in the microbial discovery group, which isolates and identifies thousands of microbes collected from soil samples around the United States.

Dartmouth scientists examined the variability of soil phosphorus in the McMurdo Dry Valleys by evaluating two forms of phosphorus in surface soil samples: labile phosphorus, which is immediately available to organisms, and mineral phosphorus, which needs to be broken down by weathering before organisms can use it.

Samples collected from soil contained the most diverse pool of resistance genes, the authors found.

Every summer during the study, which concluded in 2014, Cardelùs, Woods and a team of students spent countless hours suspended in midair, cataloging and sampling hundreds of epiphytes and the canopy soil they grow in.

This is the largest ever study estimating above and below - ground carbon loss from selective logging and ground level forest fires in the tropics, based on data from 70,000 sampled trees and thousands of soil, litter and dead wood samples from 225 sites in the eastern Brazilian Amazon.

They tested the blood of surviving children, took soil samples from family compounds and questioned parents about their dead children's symptoms.