The high-yield and high-quality in erect panicle type Japonica line could be selected by anther culture or group selective breeding.

通过花培和组群筛选法均能较快地获得直穗型高产优质粳稻品系。

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Of course, second-lien debt is a niche product for issuers that require higher leverage than is usually available in the first-lien market, but that in many cases are locked out of the regular-way high-yield bond market because of size, credit quality, or complexity.

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