LIRA, M. A. A.; http://lattes.cnpq.br/3003557397362689; LIRA, Milena Áquila Aragão de.
Resumo:
The experiment was accomplished in the Nucleus of Research for Development of the
Semi-arid (NUPEARIDO) of the Federal University of Campina Grande, in Duck-PB. The
experimental area was of l,5ha. 24 bovid mestizo males were used Boer Fl x SRD,
servants in native pasture, with alive weight (PV) of 15kg and 120 days of age distributed
in a delineamento in blocks casualizado with four treatments (0, 0,5, 1,0 and 1,5% of PV in
MS of concentrated), with four schedule and six repetitions (animals), subdivided in the
time. The experimental period was of 84 days, preceded of 14 days of adaptation. The
alimentary handling consisted of pastejo from 8:00 to 16:00h, moment in that you/they
were led to the cages for the suplementacao. The behavior of the animals was influenced
by the suplementacao levels, with the animals suplementados with 1,5% less time passing
pastejando and more time ruminating and in leisure when compared with the other
treatments. As for the schedule, the time of larger pastejo intensity was during 10:00 at
14:00h o'clock and smaller from 14:00 to 16:00h, being the largest time of leisure from the
8:00 to the 10:00h and 14:00 to the 16:00h, and the smallest observed time of the 10:00-
14:00h. The time of rumination increased in two o'clock (14:00-16:00h) that preceded the
suplementacao. During the month of August it was observed a smaller time of pastejo of
the animals, differentiating of the times of July and June that were similar amongst
themselves. There was not effect of the month for time of rumination. As for the leisure it
was verified that the permanence was larger during the month of August and with the
smallest time observed in the month of June. The percentile expense with pastejo didn't
differ among the treatments with 1,0, 0,5 and 0,0% of PV, being larger than obtained him/it
by the animals that received 1,5%; it was observed that the percentile smallest in pastejo
went from the 14:00-16:00h to the animals suplementados with 1,5%. The percentile
expense with rumination for the animals suplementados with 1,5% was larger in relation to
the other treatments. The animals no suplementados introduced a percentile minor of
rumination in relation to the others just in the schedule from 14:00 to 16:00h. THE
percentile expense in leisure for the animals of the 1,5% of suplementacao was larger than
observed them for the other suplementacao levels. Independently of the suplementacao
level the animals grazed on more from 10:00 to 14:00h and more time passed in leisure
from 8:00 to 10:00h and of the 14:00 to the 16:00 h, and they dedicated less for pastejo in
the month of August.