plant hopper, any member of several insect families of the order Homoptera, easily recognized because of the hollow, enlarged head extension that may appear luminous (see lanternfly). Plant hoppers feed on plant juices and excrete honeydew, a sweet by-product of digestion
Insects have a chitinous exoskeleton, a three-part body (head, thorax and abdomen), three pairs of jointed legs, compound eyes and one pair of antennae. Their blood is not totally contained in vessels; some circulates in an open cavity known as the haemocoel
Is a slender, purple and white striped caterpillar found tunneling inside the stems of a wide variety of plants. It is a common pest of tomatoes, corn, and other plants.
Greenish to pinkish, brown or black colour, windowing on leaves, yellowish brown sawdust-like excrete inside the tassel, cob & stem, Cob browning with excrete, developing tassels on older crops destroyed
On the leaf sheath oval or elliptical or irregular greenish grey spots are formed. As the spots enlarge, the centre becomes greyish white with an irregular blackish brown or purple brown border.
The spikelet that has been infected has a straw-coloring and there is also discoloration of the grain as well as rotting and panicle blanking. When conditions are ideal the bacteria quickly multiply.
Not a true grass, but a member of the sedge family. Purple Nutsedge can be distinguished by the presence of chains of Rhizomes below ground. Spreads profusely on many soil types but can be controlled by various herbicides.
These are perennial plants that are commonly found in shallow water or moist soils and can reach 4 feet in height. They resemble grasses and often grow in thick clusters.
