Pests and Disea...

Symptoms Short, thickened and blackened primary roots  Few fine secondary  or tertiary roots  Red lesions on root tips  Stunte...

Symptoms These aphids prefer to feed on the lower surfaces of leaves, lining up along the parallel leaf veins of their grass hosts. S. flava tolerates dense populations on the lea...

Symptoms Chewing of sugarcane roots and the stem below the ground leading to drying up of cane.  Visible mole mounds/hills  Management ...

Symptoms Larva is a fleshy ‘C’ shaped, translucent or whitish yellow grub, with a swollen dark last abdomen segment (Figure 18). The adults are beetles rang...

Symptoms Poor germination of setts Setts are hollow inside and may be filled with soil Characteristic semi-circular feeding marks on standing crop <li...

Symptoms Occurrence of circular, smoky-brown or greyish-black covers on stems and leaf mid-ribs Leaves of infested crops show unhealthy pale green color. D...

Symptoms of damage Caterpillars bore into softer elongating internodes; enter the stem and tunnel upwards in spiral fashion causing reduced growth. C...

Symptoms Larvae enter through one or more holes on the stalk and bore down wards as well as upwards killing the growing point. Excessive tunnelling my result into dea...