By David Rees
Insect infestations in grains and different saved nutrition and fiber items reason annual losses worthy many hundreds of thousands of bucks world wide. This illustrated advisor allows experts and non-specialists to tell apart the most important pests of sturdy saved items came across in the course of the global.
It describes easy methods to establish each one pest staff or species and summarizes the most recent info on their biology, ecology, geographical distribution, the wear they reason and their financial significance. thousands of colour images illustrate the deciding upon beneficial properties of crucial beetles, moths, psocids, insects and wasps present in saved items.
Essential information on inspection and trapping are integrated to assist within the early detection of infestations, permitting extra time to devise and adopt powerful pest keep an eye on. an in depth bibliography presents a handy access element to the really good literature on those bugs.
This concise but entire reference is an important software for individuals liable for the garage and dealing with of dried sturdy items of plant and animal foundation all over the world.
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Extra resources for Insects of Stored Products, 1st Edition
Truncatus in Africa has been attempted by the introduction of a predatory beetle Teretrius nigrescens (Coleoptera: Histeridae) from Mexico and central America. Monitoring Adult bostrichids can be attracted to flight traps baited with synthetic aggregation pheromones. Specific pheromones blends for R. dominica and P. truncatus are commercially available and are highly effective. Both species respond poorly to pitfall and probe traps inserted into grain bulks. Dinoderus brevis ● Dinoderus distinctus ●● Dinoderus japonicus ● X Dinoderus minutus ●● X Dinoderus ocellaris ● Prostephanus truncatus ●●●● X® X Rhyzopertha dominica ●●●● X X X X X Australia & Oceania X S.
Type of damage and symptoms When present in large quantities, larvae of spider beetles may mat the surface of the infested commodity together with mucous feeding shelters and pupal cocoons. Ecology In nature, spider beetles are found in birds’ nests, caves, rotten wood and deposits of damp material of animal and vegetable origin. Monitoring Ptinids are often nocturnal in their activity. During daylight hours they often hide in crevices. Crevice traps made from sacking material or cardboard and searching at night can be utilised to locate these insects.
Niptus hololeucus 6 Pronotum and elytra with brown or golden hairs. Trochanter of hind leg short. (Figure 15). Some distinctive species: Ptinus fur – elytra have white patches Ptinus ocellus – fresh specimens densely covered with brownish hairs so that elytra surface not visible (Figures 12, 13, 16) . . . . . . . . . . . . . . . . . . . . . . . . . . . Ptinus spp. Pronotum and elytra with golden hairs (Figure 17). Trochanter of hind leg long (Figure 18) . . . .