Profundidade de água de irrigação e nível de infestação da bicheira-da-raiz, em arroz

José Francisco da Silva Martins

doi:10.1590/S1678-3921.pab1979.v14.16659

Water depth and rice water weevil infestation in rice

Authors

José Francisco da Silva Martins

DOI:

https://doi.org/10.1590/S1678-3921.pab1979.v14.16659

Keywords:

rice water weevil, Oryzophagus oryzae, water depth, irrigation

Abstract

The study indicated a positive correlation (r = 0.85**) between the rice water-weevil infestation level and water depth. The mean infestation increased by 0.15 larvae per tiller, for each centimeter within the range studied (4-20 cm).

Downloads

PDF (Português (Brasil))

How to Cite

Martins, J. F. da S. (2014). Water depth and rice water weevil infestation in rice. Pesquisa Agropecuaria Brasileira, 14(2), 97–99. https://doi.org/10.1590/S1678-3921.pab1979.v14.16659