Only 2 specimens of the planthopper Caenodelphax teapae (Fowler), the insect vector of the Urochloa
hoja blanca virus in grass [Urochloa
plantaginea (Link) RD Webster] (Miranda et al.
platyphylla (Munro) Webster (Site 6; A; FAC).
We purchased seeds of three species of native grasses (switchgrass Panicum virgatum,plains bristlegrass Setaria leucopila, and Texas millet Urochloa
texana) from local suppliers; none was from named cultivars.
Desarrollo y tipologla de la inflorescencia de especies sudameficanas de Brachiaria y Urochloa
y sus implicancias sistematicas y taxonomicas (Poaceae: Panicoideae: Paniceae).
Effects of plant extracts of Bothriochloa pertusa and Urochloa
mosambicensis on seed germination and seedling growth of Stylosanthes hamata cv.
mutica, Pennisetum clandestinum) and small patches or stands of trees (e.
maxima (Guineagrass) has had the greatest impact on the native vegetation at the preserve.
The objective was to examine the effects of stylo and urochloa
residues on C and N mineralisation, acid production, pH, and buffering properties.
Some - Echinochloa colona, Panicum turgidum, Sorghum, Boerhavia, Schouwia purpurea - are very frequent in subfossil samples; some are rare - like Brachiaria, Digitaria, Setaria, Urochloa
The dominant grass category domGrass 'Exotic other' (defined as >25% of the site comprising exotic grass species Bothriochloa pertusa and Urochloa
Plants of the genus Urochloa
are the most used for intercropping with corn, but other forage species, such as those of tropical kudzu (Pueraria phaseoloides), may be used for the same reason.
Muirodelphax arvensis (Fitch, Urochloa