نتایج جستجو برای: scirpophaga incertulas
تعداد نتایج: 103 فیلتر نتایج به سال:
This paper discusses the success of an unintended area-wide integrated pest management (IPM) for Chilo suppressalis in Japan. Chilo was considered as one of the country’s major rice insect pests causing significant yield loss during the pre-war period, along with Scirpophaga incertulas . Chilo population density declined through the years, which was considered to be induced by modern farming te...
Half lives of a range of Lepidopteran sex pheromone components incorporated into plasticized polyvinylchloride (PVC)-resin formulations were determined under a range of conditions in a laboratory wind tunnel and in the field in Egypt, Pakistan and India. Increasing aliphatic chain length by two methylene groups increased half lives by a factor of approximately 7.5 at 27 1C. Half lives of satura...
Rice and maize are important cereal crops that serve as staple foods, feed, and industrial material in China. Multiple factors constrain the production of both crops, among which insect pests are an important one. Lepidopteran pests cause enormous yield losses for the crops annually. In order to control these pests, China plays an active role in development and application of genetic engineerin...
Due to the high demand for pest control in Sri Lankas’ rice paddy cultivation practices, the number of new pesticides has been recently introduced. However, the new pesticides, which are flowing into the agriculture sector of Sri Lanka, appeared to be used by farmers without obtaining proper application guidance from the suppliers or from extension services. As a result, the exposure to harmful...
The Scirpophaga incertulas (Walker), trivial name Yellow Stem Borer (YSB) is a serious pest contributing to significant yield loss rice. YSB detects host/mate cues through olfactory receptors (sensilla) on antennae, which critical for its survival, adaptability, and perpetuation. Though destructive pest, mechanism of olfaction poorly understood. Using scanning electron microscope, it attempted ...
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