نتایج جستجو برای: scirpophaga

تعداد نتایج: 94  

Journal: :International Journal on Advanced Science, Engineering and Information Technology 2013

2016
Qingsong Liu Eric Hallerman Yufa Peng Yunhe Li

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...

2002

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...

2010
Hari C. Sharma

Global warming and climate change will trigger major changes in diversity and abundance of arthropods, geographical distribution of insect pests, population dynamics, insect biotypes, herbivore plant interactions, activity and abundance of natural enemies, species extinction, and efficacy of crop protection technologies. Changes in geographical range and insect abundance will increase the exten...

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