نتایج جستجو برای: stored product insects
تعداد نتایج: 366413 فیلتر نتایج به سال:
The screening of several Chinese medicinal herbs for insecticidal principles showed that Euphorbia fischeriana roots possessed significant feeding deterrent activity against two stored-product insects (Tribolium castaneum and Sitophilus zeamais). From ethanol extract, four feeding deterrents were isolated by bioassay-guided fractionation. The compounds were identified as jolkinolide B, 12-deoxy...
fumigant toxicity of various doses of essential oils (185.2, 370.4, 555.5, 740.7, 925.4, 1111.1, and 1296.3 µl/l water) from five officinal plants, including rosemary (rosmarinus officinalis), lavender (lavandula vera), fennel (foeniculum vulgare), tarragon (artemisia dracunculus)and summer savory (satureja hortensis)on two stored products pests, cowpea weevil (callosobruchus maculatus) and red...
Maize grain of hybrid AN 447 was: (a) infested with Sitophilus zeamais and infected with Aspergillus chevalieri; (b) infested with S. zeamais; (c) infected with A. chevalieri; and (d) grain free of insects and fungus (control); the treatments were stored for 30 days at 268C and 15% moisture content, under hermetic and non-hermetic conditions to monitor the oxygen concentration, insect mortality...
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This chapter provides an overview of insect trapping and interpretation of trap captures for stored-product protection in bulk grain, food processing, and retail environments. The use of traps for detection, monitoring, and population estimation requires considerable knowledge of insect biology and appropriate trap use. Trap use is essential for development of meaningful integrated pest managem...
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