universidade federal da paraÃba centro de ciências ... - CCA/UFPb
universidade federal da paraÃba centro de ciências ... - CCA/UFPb
universidade federal da paraÃba centro de ciências ... - CCA/UFPb
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20<br />
Proteína bruta, %<br />
18<br />
16<br />
14<br />
12<br />
sc<br />
cc<br />
10<br />
0 1000 2000 3000 4000 5000 6000 7000<br />
Densi<strong>da</strong><strong>de</strong> <strong>de</strong> plantio<br />
Figura 6. Proteína bruta <strong>da</strong> flor <strong>de</strong> se<strong>da</strong> aos 60 dias <strong>de</strong> rebrota em função <strong>da</strong>s <strong>de</strong>nsi<strong>da</strong><strong>de</strong>s <strong>de</strong><br />
plantio 2.500 (2,0m x 2,0m); 3.333 (1,5m x 2,0m) e 6.666 (1,0m x 1,5m)<br />
plantas/ha, nos dois sistemas <strong>de</strong> plantio, sem camalhão (SC) e com camalhão<br />
(CC).<br />
Extrato etéreo<br />
Não houve efeito (P>0, 05) para a variável extrato etéreo <strong>da</strong> flor <strong>de</strong> se<strong>da</strong>, on<strong>de</strong> foi<br />
verificado que os valores médios foram semelhantes para to<strong>da</strong>s as <strong>de</strong>nsi<strong>da</strong><strong>de</strong>s <strong>de</strong> plantio<br />
testa<strong>da</strong>s in<strong>de</strong>pen<strong>de</strong>ntemente do sistema <strong>de</strong> plantio utilizado.<br />
O valor médio <strong>de</strong> extrato etéreo <strong>da</strong> flor <strong>de</strong> se<strong>da</strong> foi <strong>de</strong> 3,76 % no sistema <strong>de</strong> plantio<br />
sem camalhão na <strong>de</strong>nsi<strong>da</strong><strong>de</strong> <strong>de</strong> plantio <strong>de</strong> 2.500 (2,0m x 2,0m); 3.333 (1,5m x 2,0m) e<br />
6.666 (1,0m x 1,5m), plantas/ha, respectivamente. Já no sistema <strong>de</strong> plantio com camalhão<br />
o valor médio <strong>da</strong> flor <strong>de</strong> se<strong>da</strong> foi <strong>de</strong> 3,46 %, para as mesmas <strong>de</strong>nsi<strong>da</strong><strong>de</strong>s <strong>de</strong> plantio (Figura<br />
7). Observa-se que os valores médios <strong>de</strong> extrato etéreo <strong>da</strong> flor <strong>de</strong> se<strong>da</strong> foram semelhantes<br />
para to<strong>da</strong>s as <strong>de</strong>nsi<strong>da</strong><strong>de</strong>s <strong>de</strong> plantio testa<strong>da</strong>s, in<strong>de</strong>pen<strong>de</strong>ntemente do sistema <strong>de</strong> manejo do<br />
solo utilizado.<br />
61