1987) stated that perennial ryegrass
did not maintain acceptable turf quality (a score of 6.
In 2004, a portable square system using a mix of Kentucky Bluegrass, or smooth-stalked meadow grass (Poa pratensis) and perennial ryegrass
is a noncreeping, bunch-type grass (Figure 4-14).
If perennial ryegrass
and Kentucky bluegrass are used together in a mix, use caution when deciding when to turn off the water.
tubulin 2 (tub2) gene amplified from DNA extracted from infected (E+) seed lots of tall rescue, perennial ryegrass
and Italian ryegrass using the primers TUB2W-5' and TUB2W-3' shown in Fig.
works best in cropping systems that require a living cover for at least two seasons or in a perennial pasture mix.
Treatment Plant species Type of Crop management code crop PR Perennial ryegrass
Perennial Grazed PRM Perennial ryegrass
Perennial Mown WC White clover Perennial Grazed RC Perennial ryegrass
/ Perennial Grazed white clover HL Mixed herb ley Perennial Grazed (white clover, red clover, chicory, prairie grass, timothy, lucerne, and tall fescue) AR Perennial ryegrass
Annual Grazed; re-established each year using conventional cultivation ARDD Perennial ryegrass
Annual Grazed; re-established each year using direct drilling BAR Barley Annual Sown in spring; residues burned LUP Lupins Annual Sown in spring; residues burned
of Logan, Utah, has used perennial ryegrass
on one site contaminated with wood-preservative chemicals and tall fescue grass to tackle petroleum hydrocarbons at a former petroleum terminal.
For perennial ryegrass
, it is proposed to fix the aid at the same level i.
Many grasses, such as tall fescue (Festuca arundinacea) and perennial ryegrass
(Lolium perenne), are infected by fungal endophytes (Ascomycetes: Clavicipitaceae) (Clay, 1988).
A late heading, persistent, mainly diploid perennial ryegrass
, timothy and white clover blend, MegaBite has good disease resistance and a high D-value.