CSIRO Division of eggs on the outside of grain in cracks Entomology and crevices. Newly hatched larvae burrow into the grain. is a pest of Major Hosts: S. cerealella stored products including grains and oats, barley, rice, sorghum, wheat and maize are considered the main hosts of this pest (CABI 2011). (L.) Granary weevil The female chews a small Sitophilus granarius Sitophilus hole on the surface of grain and lays an CSIRO Division of egg into it. The hole is then plugged Entomology with waxy secretion. Larvae develop within the grain. Pupae also develop inside the grain and adults feed on grain as well. species are Sitophilus major pests of whole cereal grains (Rees 2004). Major Hosts: is a S. granarius frequent pest of wheat and barley. It can attack other cereals such as maize, sorghum and rice, but it does not compete well with the other two species on these grains Sitophilus (CABI 2011). Three species of including Sitophilus S. granarius, S. and are seed oryzae S. zeamais parasites of cereal crops such as wheat, corn, rice, and sorghum and are important economic pest species in stored grain. The species share the same life history but do have a number of differences in their seed exploitation strategies (Longstaff 1981). (L.) Rice weevil The female chews a small Sitophilus oryzae Sitophilus hole on the surface of grain and lays an CSIRO Division of egg into it. The hole is then plugged Entomology with waxy secretion. Larvae develop within the grain. Pupae also develop inside the grain and adults feed on grain as well. species are Sitophilus major pests of whole cereal grains (Rees 2004). Major Hosts: Rice, wheat, maize and sorghum are considered as the main hosts (CABI 2011). Three S. oryzae species of Sitophilus, S. granarius, S. and are seed oryzae S. zeamais parasites of cereal crops such as wheat, corn, rice, and sorghum and are
CSIRO Division of Entomology eggs on the outside of grain in cracks and crevices. Newly hatched larvae burrow into the grain. Major Hosts: S. cerealella is a pest of stored products including grains and oats, barley, rice, sorghum, wheat and maize are considered the main hosts of this pest (CABI 2011). Sitophilus granarius (L.) CSIRO Division of Entomology Granary weevil The Sitophilus female chews a small hole on the surface of grain and lays an egg into it. The hole is then plugged with waxy secretion. Larvae develop within the grain. Pupae also develop inside the grain and adults feed on grain as well. Sitophilus species are major pests of whole cereal grains (Rees 2004). Major Hosts: S. granarius is a frequent pest of wheat and barley. It can attack other cereals such as maize, sorghum and rice, but it does not compete well with the other two Sitophilus species on these grains (CABI 2011). Three species of Sitophilus including S. granarius, S. oryzae and S. zeamais are seed parasites of cereal crops such as wheat, corn, rice, and sorghum and are important economic pest species in stored grain. The species share the same life history but do have a number of differences in their seed exploitation strategies (Longstaff 1981). Sitophilus oryzae (L.) CSIRO Division of Entomology Rice weevil The Sitophilus female chews a small hole on the surface of grain and lays an egg into it. The hole is then plugged with waxy secretion. Larvae develop within the grain. Pupae also develop inside the grain and adults feed on grain as well. Sitophilus species are major pests of whole cereal grains (Rees 2004). Major Hosts: Rice, wheat, maize and sorghum are considered as the main hosts S. oryzae (CABI 2011). Three species of Sitophilus, S. granarius, S. oryzae and S. zeamais are seed parasites of cereal crops such as wheat, corn, rice, and sorghum and are
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