Sentence examples for grazed upon from inspiring English sources

In frozen ecosystems, they are primary producers the grass of the snow, grazed upon by the glacial equivalent of cattle.

The organic matter produced by phytoplankton may be either grazed upon by zooplankton and other organisms or decomposed by bacteria.

He grazed broadly in the world of letters and knew everyone he grazed upon (an enjoyable book of reminiscences, "Namedropping," was published after his death, in 1997).

There are also significant changes in the other soil properties70,71, which may affect the microbial community which is, in turn, grazed upon by many soil metazoans.

Predator-prey size ratio is one of the major factors governing bacteria grazing; rendering ultramicrobacteria too small to be efficiently grazed upon by the (too large) mixotrophic flagellates [19].

The sun-dappled hills stayed in place, but the cows grazing upon them did not.

The Burmese dona t cultivate the same fields every year; they leave some fallow for cattle to graze upon, which get manured by their droppings.

These landscapes (mostly grasslands and savannahs) present unique selection environments that promoted the diversification of animal guilds able to graze upon the C4 vegetation.

Also, the earthworms are always grazing upon totally fresh, or nearly fresh, substrate as they would have in a truly continuous vermireactor.

Exposure to parthenium also causes systemic toxicity including loss of skin pigmentation, dermatitis, diarrhea, and degenerative changes in liver and kidneys in livestock who accidentally graze upon parthenium (Gunaseelan 1987; Rajkumar et al. 1988; Lakshmi and Srinivas 2007).

As is the case with ciliates, most of the more than 2000 rotifer species are suspension feeders, grazing upon bacteria, small algae and heterotrophic protists and serve as important food for higher trophic levels (Gliwicz, 2003).