abiotic factor

Abiotic Factor

Any factor or component that may be found in a living system which may be required by or is integral to the system, but is not itself capable of life, e.g., physical factors, including light, temperature, atmospheric gases, and inorganic chemicals, and geological factors, such as rocks and minerals.

abiotic factor

any contribution to the ENVIRONMENT or ecosystem that is of a nonliving nature, e.g. climate, pH.
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Instead, the only abiotic factor that predicted cliff swallow presence was the distance to water--a variable that was unrelated to canyon wren site occupancy patterns.
Another important abiotic factor to consider is moisture, which is found in the air (in the form of humidity) and in the soil or growth medium (in the form of water).
The results suggest that thermal conditions, an abiotic factor, and nitrogen availability, a bottom-up factor, interact to influence insect herbivore abundance in this old-field prairie.
houstonensis reproduction, further investigation may provide some understanding of this abiotic factor. In any case, this result corresponds to the conclusions reached by researchers regarding gentle slopes preferred by a different endangered toad species (Banks & Beebee 1987).
These authors concluded that the predominance of immature shrimps during the months in which the water temperature did not exceed 21 [degrees]C indicated the close relationship between this abiotic factor and growth of individuals.
Abiotic factor variability.--Estimated total daily precipitation ranged from 0.13 mm to 59.31 mm and 0.13 mm to 55.88 ram, for the CALL and MOVE analyses, respectively.
Our students decided to test two hypotheses: (1) supplementing the aphids with nutrients (an abiotic factor) will increase their population, and (2) introducing predatory lady beetles (a biotic factor) will decrease the population of aphids.
The most important abiotic factor is temperature, which has dominant role in pest population variation (Bale et al., 2002).
By using an abiotic factor (i.e., a yellow bowl) that attracts insects, we were able to investigate the correlation between arthropods and plants in an urban habitat.
Cotton yield can be enhanced by using different Bt and non Bt cotton varieties that are supported by the abiotic factors and local agronomic conditions of southern Punjab.
2016 and damages from biotic and abiotic factors of the suprasl forest district including an assessment of the condition of the forest and defining the scope of necessary economic and protective measures for the conservation of forest stands and updating the databases as of 01/01/2020.