root zone


Also found in: Acronyms.

root zone

[′rüt ‚zōn]
(geology)
The area where a low-angle thrust fault steepens and descends into the crust.
The source of the root of a fold nappe.

root zone

The starting point in the domain name system (DNS) on the Internet. See root server.
References in periodicals archive ?
Whereas most stressors tend to fluctuate within years and from year to year, average root zone salinity is relatively stable assuming consistent farming practices (Lobell et al.
For a grower looking to install some of the newer sensors, Grant also recommended at least two matric potential sensors--one placed near the top of the soil and another at the bottom of the root zone.
This method won't require any extra equipment, and it will direct water to plants' root zones and keep you from watering paths and other unintended areas.
growth was found to be reduced by increasing the root zone temperature from 25 to 36[degrees]C after 19 days of growth (Klock et al.
Once a soil is up to snuff with phosphorus, periodic surface applications can trickle down through the soil fast enough to maintain adequate levels throughout the root zone.
1-4: The average of matric potential and moisture of root zone at different experimental treatments in along of growth season:
He said the stadium's palletised pitch system has played an important part, with rainwater harvesting below the grass beds, the re-use of root zone and the recycling of the 40mm rye grass turf in rugby clubs throughout South Wales.
2) The root zone is well aerated and dries rapidly, avoiding a soggy medium.
Regulated deficit irrigation irrigates the entire root zone with an amount of water less than the potential evapotranspiration and minor stress that develops, has minimal effects on the yield (English et al.
the upper limit of moisture content in the surface zone (Umax), the upper limit of moisture content in the root zone (Lmax), the overland flow runoff coefficient (CQOF), Time constant for Interflow (CKIF), time constant for interflow and overland flow routing (CK1,2), the threshold value for overland flow (TOF), the root zone threshold value for interflow (TIF), the root zone threshold value for groundwater recharge (TG), and the time constant for base flow (CKBF).
federal government closed a formal comment period for the domain name industry to provide suggestions on deploying DNSSEC across the DNS root zone, which operates at the highest level of the DNS hierarchy.