four species
2.A PRELIMINARY PHENOLOGICAL STUDY FOR FOUR SPECIES OF THE GENUS EUCALYPTUS IN CANTON
3.A STUDY ON THE MITOCHONDRIAL DNA OF FOUR SPECIES OF ACCIPITRIDAE (FALCONIFORMES: AVES)
8.PRILIMINARY STUDIES ON THE BIOACTIVITY OF THE EXTRACTS FROM AJUGA NIPPONENSIS MAKINO AGAINST FOUR SPECIES OF LEPIDOPTEROUS INSECT PESTS

