El objetivo de este trabajo es contribuir a la discusión sobre nuevas formas de gobernanza para lograr un desarrollo sostenible que pueda hacer frente a problemas complejos, inciertos y con múltiples actores involucrados con valores e intereses en conflicto. En este escenario, el artículo pretende aportar evidencia de la experimentación en innovación en política pública tomando como base un estudio de caso: el Sistema Nacional de Información Ganadera. Específicamente, se enfoca en analizar cómo el proceso de innovación a través de redes colaborativas de conocimiento contribuyen a un mejor diálogo entre ciencia y política, basado en una cultura pragmática reflexiva que fomenta el cambio, la sostenibilidad y la creación de valor público. El principal hallazgo del estudio es que la interacción entre los formuladores de políticas, los productores, los científicos, las empresas de tecnología de la información y otras partes interesadas fue impulsada por una forma pragmática de coproducción de conocimiento que mejoró la comprensión del problema, los procesos de diseño y toma de decisiones.
The functional types of plants (PFT) ecological approach could be used to link the preferences of ruminants. In order to investigate if ruminant preferences were associated with this approach, three PFT groups were evaluated. A group “B”, represented by Paspalum urvillei (PU-B), “C” by Nassella neesiana (NN-C) and Sporobolus indicus (SI-C) and “D” by Andropogon lateralis (AL-D). In a randomized block design with repeated measures over time, two independent cafeteria trials (autumn-winter, A-W, and spring-summer, S-S) were carried out in calves (n = 8 for A-W; n = 4 for S-S; BW=240–270 kg) arranged in four pens. In three sessions of ten minutes each, calves received 120–160 gDM of fresh cut leaves from the different species. Dry matter intake (DMI), nitrogen intake (NI) and neutral detergent fiber intake (NDFI) were measured. Data were analyzed with a mixed model that included specie and session as fixed effects and blocks as a random. The statistical analyses were performed with SAS (University Edition), data is expressed as lsmeans and was considered to differ when Tukey test presented P < 0.05. No significant differences were observed between sessions. The DMI and NI were higher in NN-C and lower in AL-D (P < 0.01) during A-W. However, in S-S, higher DMI and NI were observed in AL-D and SI-C while NN-C presented the lower DMI and NI (P < 0.01). The FDNI did not show differences in A-W meanwhile in S-S was positively associated with DMI (Table1). Interestingly, when the season changed, it was observed a change in PFT preference, in A-W calves preferred NN-C whereas in S-S preferred AL-D. However, attributes associated with preferences were maintained in both stations, for instance, higher DMI was associated with higher NI. Additional research is required on the interactions between PFT approach and the preference of animals for different species.
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