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Épocas de poda na cultura da mandioca na região noroeste do Paraná, Brasil

This work was undertaken with the objetive of evaluating the effect of pruning the aerial part in three distinct times upon the culture of cassava. All treatments were planted in October, 1991. In 1992, the canops pruned in three different times: May, June and July. A control treatment was cultivated without pruning. In May, 1993, all treatment were harvested. In comparision with the control, the three times of pruning resulted in alterations that modified the productions of fresh and dry root and canops matter as well was the harvest index. The final stand and the number of roots per plant were not altered by pruning. The differences in the production of canops on the pruning were altered due to the great variability in quantity of leaves

Manihot esculenta; cassava; pruning; stems


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