control agent

control agent

[kən′trōl ‚ā·jənt]
(chemical engineering)
In process automatic-control work, material or energy within a process system of which the manipulated (controlled) variable is a condition or characteristic.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
The virus was associated with dying fire ant colonies, which suggested its potential as a fire ant control agent either as a biopesticide and/ or classical biological control agent against fire ants in locations (e.g., California, Taiwan) where the virus is not found (Oi & Valles 2009; Valles & Hashimoto 2009).
Due to the introduction of [C.sub.18]DMAAC, a hydrophobic layer formed on the surface of the gel microsphere profile control agent; therefore, the profile control agent has increased water absorption and water retention capacities along with good transport characteristics, which result in its stable performance during transportation (will not pump water into the pipe).
Incharge Government Poultry Farm, while talking to reporter here on Tuesday said that ducks were important biological control agent and have natural tendency of foraging mosquitos, its larvae and many other insects that causes diseases to humanbeings.The ducks swim conveniently in stagnant water and thus become a natural source to abolish mosquitos, she added.
triadicae was not introduced intentionally as a biological control agent, it shows narrow specificity completing development on only 1 other species besides the target weed (Duncan et al.
Pyrolnintrin production by biological control agent Pseudomonas cepacia B37 W in culture and in colonized wounds of potatoes.
The main profile control agents are cement profile control agent, resin profile control agent, inorganic salt precipitation type profile control agent, gel profile control agent, and so forth.
Water sources, the usual breeding habitat of mosquitoes, will be cleaned and treated with a biological control agent to eliminate mosquito larvae.
Laboratory host range testing of Neomusotima conspurcatalis (Lepidoptera: Crambidae) - a potential biological control agent of the invasive weed, Old World climbing fern, Lygodium microphyllum (Lygodiaceae).
A fifth grade, Tergirol L-101, does not comply with the European Detergent Regulation but is an efficient foam control agent in aqueous environments.
Many enigmatic and cryptic nature of insect can't resist against the assassination of this bio 'control agent. Mostly, Nematodes are soil inhabitants.
Mr Sarwar is doing his PhD thesis entitled "isolation and identification of causative agent of potato common scab and characterization of effective antagonistic bacterial strain as biological control agent" under the supervision of Associate Professor Dr Zakia Latif.

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