smooth crabgrass

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Noun1.smooth crabgrass - a weed
crab grass, crabgrass, finger grass - grasses with creeping stems that root freely; a pest in lawns
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References in periodicals archive ?
Smooth crabgrass (Digitaria ischaemum) resistance to the synthetic auxin herbicide quinclorac was reported in 2002.
Mechanism of resistance to quinclorac in smooth crabgrass (Digitaria ischaemum).
ANNUAL PERENNIAL GRASSES GRASSES Annual bluegrass Bentgrass Barnyardgrass Bermudagrass Hairy crabgrass Dallisgrass Smooth crabgrass Tall fescue Green foxtail Johnsongrass Yellow foxtail Kikuyugrass Goosegrass Knotgrass Fall panicum Nimblewill Rescuegrass Purple nutsedge * Sandbur Yellow nutsedge * Six-weeks fescue Quackgrass Smutgrass Torpedograss Velvetgrass BROADLEAF WEEDS Creeping beggarweed Wild garlic Pigweed Field bindweed Hawkweed Pineappleweed Bittercress Healall Broadleaf plantain Burdock Henbit Buckhorn plantain Creeping buttercup Ground ivy Common purslane Carpetweed Knapweed Shepherdspurse Wild carrot Knotweed Red sorrel Common chickweed Lambsquarters Speedwells (spp.
trachyphylla (Hack.) Krajina]} are more resistant to colonization by smooth crabgrass [Digitaria ischaemum (Schreb.
Any one grass-dominated site had from 3-5 species of grass including broomsedge (Andropogon virginicus), smooth crabgrass (Digitaria ischaemum), tall rescue (Festuca elatior), camus (Microstegium uminium), redtop panic-grass (Panicum rigidulum), switch grass (P.
However, there was a significant mowing regime effect and some contrasts were significant for white clover and smooth crabgrass cover in some years (Table 4), and these data are shown in Table 5.
Three subplots of herbicide treatments for weed control were arranged within each irrigation whole plot and consisted of (i) a spring preventive herbicide application, for smooth crabgrass control; (ii) a curative herbicide application when crabgrass or broadleaf weed encroachment reached a predetermined threshold (about 5% coverage): and (iii) nonherbicide treated.