... photoperiod from fluorescent and incandescent lighting with a photosynthetic photon flux density of 750 με m2 s - 1 . Each growth chamber contained two groups of plants , well- watered and water - stressed . Plants were watered twice ...
... Elytrigia repens ( L. ) Desv . ex B.D. Jackson , Elytrigia vaillantiana ( Wulfen & Schreb . ) Beetle , Triticum ... photo by Penny Bauder Ecological Impact Quackgrass is a strong competitor with cultivated crops. 124 Family : Poaceae.
... Elytrigia repens , Lolium perenne , L. multiflo- rum , Hordeum murinum , Agrostis tenuis , A. alba , A. stolonifera ... photo of the anterior end of the larva is given by Sol ( 1974 ) . 117. Cetema myopinum ( Loew , 1866 ) Figs 585 ...
... Photo was taken 3 weeks after initiating the germination assay . ( Source : Gallandt , unpublished ) battling a heavy infestation of quack grass ( Elytrigia repens L. ) by summer fal- lowing . Early on , they spent a lot of time ...
... image analysis, 1142 efect of nitrogen application on, 466 increased susceptibility with endophyte presence ... (Elytrigia repens), 782 quadrats, 1137, 1194 quality diferent meanings of, 40 See also turfgrass quality quantitative ...
... image analysis , seedlings and vigour 103 conditioning nutrient 203-204 seeds 110-112 conductivity tests , seeds ... ( Elytrigia repens ) 243 cover crops / cropping 264-270 , 265-267 benefits and mechanisms 265-266 , 269-270 indirect ...
... Elytrigia repens (L.) Nevski. There is sometimes a shrub layer of Chamaecytisus austriacus (L.) Link. Stands of this ... (Photo 5.3 ). This vegetation develops under constant and extensive grazing pressure and occupies the largest ...
... photo- synthesis , pigment production ( especially carotenoids ) lipid biosynthesis , cell division or to act ... Elytrigia repens Rumex spp . Reynoutria japonica Juncus spp . Cirsium spp . 1Where no value is given it is likely to ...
... Elytrigia repens , Teraxacum officinale , Echinocloa crusgalli , Setaria viridis , Abutilon theophrasti ... IMAGE and SCECTER . It is the first imidazolinone herbicide widely used . It is available as ammonium salt and applied as ...