Fifth International Symposium on Pear Growing : Zaragoza, Spain, 24-27 May, 1988
著者
書誌事項
Fifth International Symposium on Pear Growing : Zaragoza, Spain, 24-27 May, 1988
(Acta horticulturae, no. 256)
International Society for Horticultural Science], Section Friuts, Working Group on Pears, 1989