Research in Plant Disease

Table. 6.

Table. 6.

Correlation coefficients between the amount of nitrogen application or weather factors during heading periods and percent blast diseased panicles in rice diseases and pests monitoring fields in 2014

FactorAmount of nitrogen applicationWeather factors

Average of daily air temperatureTotal rainfallRainy daysAverage sunshine duration
Correlation coefficients0.74**a0.19 ns0.23 ns–0.32 ns–0.23 ns

, no significant correlation between the weather factors during heading periods and percent blast diseased panicles (P<0.05).

A highly significant correlation between the amount of nitrogen application and percent blast diseased panicles (**P<0.01).

Res. Plant Dis. 2019;25:196-204 https://doi.org/10.5423/RPD.2019.25.4.196
© 2019 Res. Plant Dis.