Sentences with phrase «soil fertility»
"Soil fertility" refers to how healthy and productive the soil is for plants. It means that the soil contains essential nutrients and minerals that plants need to grow well and produce a good harvest. Full definition
There has been a massive loss of soil fertility accompanied by periodic droughts.
newscientist.com
These and other techniques help maintain and improve soil fertility and enhance crop yields.
Benefits, which improve resilience, include improvements in soil fertility and water - use efficiency, plus disruption of weed, pest, and disease life cycles.
The world wide debate on the effects of conventional farming practices on soil fertility is getting a lot of attention.
System of cultivation where different crops are planted in consecutive growing seasons to maintain soil fertility.
Such marginal lands face challenges such as soil fertility and susceptibility to erosion.
It will also craft programs for climate - smart agricultural systems — which consume less energy and water while retaining soil fertility — for at least 40 nations.
It aims to produce food while establishing an ecological balance to prevent soil fertility or pest problems.
Global food experts discuss soil fertility, carbon management, regulatory framework, and sustainable food production as focal points for the food industry as a whole.
This problem occurred in soil science when certain minerals, called «trace minerals», were considered of minor importance and omitted from soil fertility calculations.
Prior to applying new products, the benefits of soil fertility must be carefully weighed against the risks, and the first step is identifying potential sources of contamination.
These so - called secondary forests are known to take up CO2 from the atmosphere and store it for decades, but the rate of uptake is thought to depend on soil fertility.
«Plants supply biomass which forms the beginning of the food chain, but insects act as pollinators and soil organisms increase soil fertility through the breakdown and retention of chemical elements such as phosphorus.
Today, access to these dark earths is limited by land pressures and changing land tenure systems, and these exact practices of enhancing soil fertility no longer exist.
The Soil Association is celebrating its sixtieth year — the Brits were ahead of the pack in understanding the importance of maintaining natural soil fertility and composting.
rs rely on restoring soil fertility by maintaining biological cycles within the farming system through management techniques such as companion planting, minimal tillage and crop rotation.
They found that returning Earth to 350 ppm by 2100 requires planting trees on an epic scale, as well as substantial investments to boost soil fertility so it holds more carbon.
Farming organically can bring this to a halt, restore soil fertility and build soil health.
Where further research is needed, points out soil scientist Janardan Khadka at Nepal's Central Horticulture Centre, is on whether continuous urine application will affect soil fertility in the long run.
On the other hand Biodynamic practices and certification have remained intact, firmly grounded in soil fertility without the compromises that have affected the U.S. organic standards.
Researchers grew tree seedlings in plots with varying soil fertility, and with and without different mixes of early succession plants such as broomsedge and goldenrod.
Her Ph.D. is in Soil Fertility from Michigan State University, E. Lansing, MI.
Developing and demonstrating practical methods of rebuilding natural soil fertility became J.I. Rodale's primary goal when World War II's sudden shortage of nitrogen fertilizer — as it was diverted to making munitions — exposed the natural nutrient poverty of the nation's soil.
Their practices protect the environment, insure good soil fertility and proper care for animals.
The studies that compare vegetarians to meat - eaters on modern diets compare two relatively poor diets, both devalued by poor soil fertility and the absence of traditional foods like organ meats and cod liver oil.
Salination reduces soil fertility, while populations keep increasing and reservoirs become silted, so reducing storage capacity and electricity production.
If a product is labeled Organic on the front of the package and sold in the State of California which has extremely rigorous organic regulations... then generally, the products contain USDA certified organic ingredients from farms that use a system of farming that maintains and replenishes soil fertility without the use of toxic and persistent pesticides and fertilizers.
This episode not only encourages us to nourish ourselves with these staples, but it also reminds us that, in doing so, we are supporting soil fertility and soil champions like Farmer Doug.
Most TreeHugger readers probably a good handle on the concept that large monocropped fields have lesser biodiversity than more mixed cultivation, and that industrial agriculture uses excessive amounts of fertilizer to push crop yields to their maximum, even at the expense of decreasing soil fertility.
They bought their nine - acre farm in 2000, and named it after the Native American practice of growing corn, beans, and squash in the same mounds - a sophisticated, sustainable system that provided long - term soil fertility and a healthy diet then, and still does.
Provided agricultural and horticultural services that included soil fertility testing and fertilizer recommendations; plant protection and weed abatement applications; and landscape construction / maintenance operations on government, commercial, and residential sites.
Erosion and the loss of soil fertility cause further complications, and as yields decline, more and more petrochemical fertilizers are applied to the soil, finding their way into already polluted water supplies.
-LCB- Project -RCB- FertilCrop: Fertilcrop - How to build additional soil fertility in organic cropping systems.
Effects of soil fertility strategies and nitrogen levels on mycotoxins and seedling blight..
This manure promotes the processes that implement soil fertility.
Soil fertility research has been conducted in all provinces of Laos through this effort.
In the appendixes at the end, we have provided (1) a list of Lao - IRRI publications relating to rainfed lowland rice, which are available from IRRI, and (2) a list of soil fertility experiments that have been conducted from 1991 to 2000.
It promotes greater soil fertility by rotating crops and using natural materials, such as compost, manure and cover crops.
A living soil is central to soil fertility because it is the activity of soil organisms that makes available the elements in plant residues and organic debris entering the soil.
As mineralization processes proceed much faster on ferralitic soils in the tropics and subtropics than on soils typical to temperate and continental zones, a high organic matter content and high biological activity are the pre-requisite for sustainable soil fertility.
The food industry needs to take greater steps towards sustainable development — one of the key messages from the Sustainable Foods Summit 2015, hosted in Amsterdam on June 4 - 5, 2015, also citing soil fertility, carbon management, regulatory framework, and sustainable food production as major areas of concern.
Organically grown cotton benefits the environment in a number of ways, such as helping to replenish and preserve soil fertility and allowing for less use of toxic pesticides and fertilizers.
So tweeted the renowned environmental campaigner and journalist George Monbiot earlier this week, after Gove condemned farmers who «drench» their fields in chemicals and damage soil fertility.