Villa-Reyes, F; de la Barrera, E Environmental cues for germination of the invasive bunch grass Pennisetum ciliare (L.) Link Journal Article Acta Physiologiae Plantarum, 38 , pp. 156, 2016. Abstract | Links | BibTeX | Tags: buffel grass, Cenchrus ciliaris, ecophysiology, germination, global change, invasive species, Pennisetum ciliare, zacate buffel @article{Villa-Reyes2016,
title = {Environmental cues for germination of the invasive bunch grass Pennisetum ciliare (L.) Link},
author = {F. Villa-Reyes and E. de la Barrera},
url = {http://rdcu.be/noeu
http://link.springer.com/article/10.1007/s11738-016-2175-x},
doi = {10.1007/s11738-016-2175-x},
year = {2016},
date = {2016-05-28},
journal = {Acta Physiologiae Plantarum},
volume = {38},
pages = {156},
abstract = {Responses of seed germination to air temperature, water potential, light, and smoke were studied in the laboratory for seeds of the invasive bunch grass Pennisetum ciliare (L.) Link (syn. Cenchrus ciliare L.; buffel grass). First introduced to North America during the mid-20th Century for establishing pastures, this African bunch grass has become an invasive species of concern. Across all the experiments conducted, a low germination was observed for P. ciliare fascicles that never exceeded 30% at 21 days after sowing. Optimal day/night air temperatures for germination, controlled with an environmental chamber, were 25/15 and 30/20 ºC, while extreme temperatures of 15/5 and 45/35 ºC inhibited germination. By sowing seeds of P. ciliare under different water potentials, created with aqueous solutions of polyethylene glycol, an optimum of -0.03 MPa led to the highest germination, while no germination was observed at -1.0 MPa. Monochromatic optical filters were utilized to germinate seeds under various wavelengths, of which red (650 nm) and far red (730 nm) led to the highest germination. In addition, seeds that were incubated in the dark had higher germination than those incubated under white light. Incubation in smoke water, which can stimulate germination of phyrophytic species, resulted in a marginal inhibition of germination compared with imbibition with distilled water.},
keywords = {buffel grass, Cenchrus ciliaris, ecophysiology, germination, global change, invasive species, Pennisetum ciliare, zacate buffel},
pubstate = {published},
tppubtype = {article}
}
Responses of seed germination to air temperature, water potential, light, and smoke were studied in the laboratory for seeds of the invasive bunch grass Pennisetum ciliare (L.) Link (syn. Cenchrus ciliare L.; buffel grass). First introduced to North America during the mid-20th Century for establishing pastures, this African bunch grass has become an invasive species of concern. Across all the experiments conducted, a low germination was observed for P. ciliare fascicles that never exceeded 30% at 21 days after sowing. Optimal day/night air temperatures for germination, controlled with an environmental chamber, were 25/15 and 30/20 ºC, while extreme temperatures of 15/5 and 45/35 ºC inhibited germination. By sowing seeds of P. ciliare under different water potentials, created with aqueous solutions of polyethylene glycol, an optimum of -0.03 MPa led to the highest germination, while no germination was observed at -1.0 MPa. Monochromatic optical filters were utilized to germinate seeds under various wavelengths, of which red (650 nm) and far red (730 nm) led to the highest germination. In addition, seeds that were incubated in the dark had higher germination than those incubated under white light. Incubation in smoke water, which can stimulate germination of phyrophytic species, resulted in a marginal inhibition of germination compared with imbibition with distilled water. |
de la Barrera, E Recent invasion of buffel grass (Cenchrus ciliaris) of a natural protected area from the southern Sonoran Desert Journal Article Revista Mexicana de Biodiversidad, 79 , pp. 385-392, 2008. Links | BibTeX | Tags: buffel grass, Cenchrus, cultivation, ENSO, forage, global change, invasive species, Pennisetum, Sonoran Desert, urban sprawl @article{delaBarrera2008,
title = {Recent invasion of buffel grass (Cenchrus ciliaris) of a natural protected area from the southern Sonoran Desert},
author = {E. de la Barrera},
url = {http://www.scielo.org.mx/scielo.php?pid=S1870-34532008000200012&script=sci_arttext},
year = {2008},
date = {2008-01-01},
journal = {Revista Mexicana de Biodiversidad},
volume = {79},
pages = {385-392},
keywords = {buffel grass, Cenchrus, cultivation, ENSO, forage, global change, invasive species, Pennisetum, Sonoran Desert, urban sprawl},
pubstate = {published},
tppubtype = {article}
}
|
de la Barrera, E; Castellanos, A E High temperature effects on gas exchange for the invasive buffel grass (Pennisetum ciliare [L.] Link) Journal Article Weed Biology and Management, 7 , pp. 128-131, 2007. Links | BibTeX | Tags: acclimation, buffel grass, Cenchrus, CO2, cultivation, forage, global change, invasive species, Pennisetum, photosynthesis, shade, Sonoran Desert, temperature, transpiration, water @article{delaBarrera2007,
title = {High temperature effects on gas exchange for the invasive buffel grass (Pennisetum ciliare [L.] Link)},
author = {E. de la Barrera and A. E. Castellanos},
url = {http://agro.mx/wp-content/uploads/2016/06/014-De-la-Barrera-Castellanos-2007-WBM.pdf},
year = {2007},
date = {2007-01-01},
journal = {Weed Biology and Management},
volume = {7},
pages = {128-131},
keywords = {acclimation, buffel grass, Cenchrus, CO2, cultivation, forage, global change, invasive species, Pennisetum, photosynthesis, shade, Sonoran Desert, temperature, transpiration, water},
pubstate = {published},
tppubtype = {article}
}
|
