Silva, A.A.P. Oliveira Neto, A.M. Naiara, G. Karpinski, R.A.K. Maciel, C.D.G. <br/><br/>
Weed interference periods in early wheat in the midwest of Paraná 

<br/><br/><label>Subjects--Topical Terms: </label><br/>TRIGO<br/>ERVA DANINHA<br/>PRODUTIVIDADE