Section 1
Chapter 743

Screening methods and sources of resistance

Seung Yoon Choi

International Rice Research Institute: Brown planthopper: threat to rice production in Asia: 171-186


Accession: 000742678

The methodology of mass-screening rice at the seedling stage and the sources of resistance to Nilaparvata lugens (Stal) that have been identified are discussed. The planthopper can be reared efficiently on the susceptible varieties on potted plants 40-50 days old or seedling mats. Many countries have adopted the basic screening procedures developed by the International Rice Research Institute.

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