26 books • 4 series
Book #16: Biotechnology in Agriculture and Forestry V.16
Book #27: Somatic Hybridization in Crop Improvement I
Book #28: Medicinal and Aromatic Plants 7
Book #32: Cryopreservation of Plant Germplasm I
Book #35: Trees IV
Book #38: Plant Protoplasts and Genetic Engineering VII
Book #25: Maize