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Root zone definition

Root zone means the mass of soil extending downward to the depth of the roots of the crop being grown.
Root zone means the area of the ground around the base of the tree measured from the trunk to 5 feet beyond the outer base of the branching system.
Root zone means the circular area surrounding the trunk with a radius fifteen times the trunk diameter or the area between the dripline and the trunk, whichever is greater.

Examples of Root zone in a sentence

  • Root zone soil moisture is calculated using a multi-layered water balance equation which uses snowmelt and net precipitation as inputs, and drainage and evaporation as outputs (Miralles et al., 2011).

  • Root zone soil moisture plays a vital role in the transpiration process of evapotranspiration (ET) especially in arid and semi-arid regions, where most of the water loss is accounted for by transpiration during the dry period (Jovanovic et al., 2015; Palmer et al., 2015).

  • We even see that 52 TLDs in the Root zone have inconsistent NSSets.

  • Within the Nutri2Cycle project, we consider the farm scale as the most concise for understanding the CNP flows involved in the interactions between crop production, animal production and the role of processing installations, and the regional (EU) scale for the translation into policy decisions.The system boundaries for the impact assessment at the farm scale are defined by:- Farm gate- Air- Root zone depth, from where the loss fluxes can contaminate groundwater and / or surface water.

  • August 25.3. Root zone construction affects hybrid bermudagrass responses to simulated traffic.

  • Root zone protection devices may include such things as the installation of geotextile, gap graded aggregate, and rumble boards or corduroy.

  • RELATIVE CURRENT-­‐USAGE INDEX OF ICANN TECHNICAL RESOURCE AND SUPPORT SERVICES BY NUMBER OF DOMAIN-­‐NAMES MANAGED… • Root zone management …………………………………………………………..• Info.

  • By the Chief Executive Officer’s signature below, the Chief Executive Officer represents that he or she is familiar with the terms and provisions of this Agreement and hereby accepts it subject to all of the terms and provisions hereof.

  • Root zone leakage from non- arable land is included, as well as retention during subsurface transportation (groundwater) and retention in surface waters.

  • Root zone temperature correlated to growth parameters such as shoot, yield, fruit fresh weight, and fruit number fitting a quadratic curve with the estimated optimum temperature for total growth of tomato of 26°C (Diaz-Perez and Batal, 2002).Enhancement of nutrient uptake of roots is thought to be a beneficial effect of raising root zone temperature.


More Definitions of Root zone

Root zone means the area of ground around the trunk of a tree which includes the drip line and an additional 10 foot wide circular strip of ground around the outside of the drip line.
Root zone means the area of the ground around the base of a tree measured from the trunk to 5 feet beyond the outer perimeter drip line or appropriate distance for that species to maintain root system health.
Root zone means the area around a tree measured from the trunk to a distance of two and one-half times the tree’s drip line. Under appropriate conditions, as determined by the Director of Community Services or his or her designee(s), the root zone for one or more trees may be considered to be less than the area specified above, but shall be preserved to the maximum extent feasible.
Root zone means the area starting from a tree's trunk to equal to a minimum distance of 2.5 a tree's drip-line.Sand pine/dwarf oak scrub association shall mean the xeric community or assemblage of plants characterized by the presence of a combination of the following species: Pinus clausa (sand pine), Quercus chapmanii (Chapman oak), Q. laevis (turkey oak), Q. myrtifolia (myrtle oak), Q. geminata (sand live oak), Ceratiola ericoides (rosemary), Ilex glabra (gallberry), Lyonia ferruginea (staggerbush), Myrica cerifera (southern wax myrtle) and Serenoa repens (saw palmetto).
Root zone means the area of land surrounding the trunk of a tree which based on examination in the field has been delineated by the Manager of Parks Services or his designate as a protected root zone, or in default thereof the area of land surrounding the trunk of a tree contained within a circle of radius equal to the dbh of the tree multiplied by 18;
Root zone means the area starting from a tree's trunk to equal to a minimum distance of 2.5 a tree's drip-line.

Related to Root zone

  • Mixing zone means a limited area of a surface water body or aquifer where initial dilution of a discharge takes place and where certain water quality standards may be exceeded.

  • School zone means an area near a school beginning at the school's front door, encompassing

  • Loading Zone means a parking stall which is set aside for use by commercial vehicles if there is a sign referable to that stall marked ‘Loading Zone’;

  • Buffer Zone means an area designated to be left along roads or other features in which there will be no cutting.

  • overlay zone means a mapped overlay superimposed on one or more established zoning areas which may be used to impose supplemental restrictions on uses in these areas or permit uses otherwise disallowed;

  • Safety zone means the area officially set apart within a roadway for the exclusive use of

  • Use Zone means the area beneath and surrounding a play structure or piece of equipment that is designated for unrestricted movement around the equipment, and onto which a child falling from or exiting the equipment could be expected to land.

  • Zone 3 means all of that part of the Lower Peninsula south of the line described in subdivision (bb).

  • Enterprise zone means a neighborhood enterprise zone designated under the neighborhood enterprise zone act, 1992 PA 147, MCL 207.771 to 207.787.

  • Pistol means any firearm with a barrel less than sixteen inches in length, or is designed to be held and fired by the use of a single hand.

  • Saturated zone or "zone of saturation" means that part of the earth's crust in which all voids are filled with water.

  • AT&T-8STATE means the AT&T-owned ILEC(s) doing business in Arkansas, California, Connecticut, Kansas, Missouri, Nevada, Oklahoma and Texas.

  • operational area means the geographical area wherein an operational activity is to take place;

  • Excavation zone means the volume containing the tank system and backfill material bounded by the ground surface, walls, and floor of the pit and trenches into which the UST system is placed at the time of installation.

  • water meter means any apparatus for measuring or showing the volume of water supplied to, or of effluent discharged from any premises;

  • Basal area means the effective surface area available to transmit the treated effluent from the filter media in a mound system into the in-situ receiving soils. The perimeter is measured at the interface of the imported fill material and in-situ soil. On sloping sites, only the area down-gradient from the up-slope edge of the distribution media may be included in this calculation.

  • Hot Weather Alert means the notice provided by PJM to PJM Members, Transmission Owners, resource owners and operators, customers, and regulators to prepare personnel and facilities for extreme hot and/or humid weather conditions which may cause capacity requirements and/or unit unavailability to be substantially higher than forecast are expected to persist for an extended period.

  • Zone 2 means British Columbia and Alberta Receipt Points and Liquids Receipt Points at or upstream of the Blueberry Hill Compressor Station. ARTICLE 2 QUALITY‌ 2.1 Subject to Articles 2.4, 2.5, 2.6, 2.7 and 21.1 hereof, Gas tendered to Transporter at Receipt Points shall conform to the following Quality Specifications:‌

  • Receiving zone means an area of a municipality that the municipality

  • Gasohol means a blended fuel composed of gasoline and fuel grade ethanol.

  • Transportation network company driver or “driver” means an

  • ILUA Area means the geographical area in relation to which the Framework ILUA applies, as specified in Schedule 2 of the Framework ILUA;

  • NBOME means the National Board of Osteopathic Medical Examiners, an organization that prepares and administers qualifying examinations for osteopathic physicians.

  • South Caucasus/Central and South Asian (SC/CASA) state means Armenia, Azerbaijan, Georgia, Kazakhstan, Kyrgyzstan, Pakistan, Tajikistan, Turkmenistan, or Uzbekistan.

  • Power Plant means a facility for the generation of

  • Bathroom and tile cleaner means a product designed or labeled to clean tile or surfaces in bathrooms. “Bathroom and Tile Cleaner” does not include “Toilet/Urinal Care Product.”