STUDY ON GROWTH RHYTHM OF JUNIPERUS CHINENSIS (L.) ANT. CV. HARBINENSIS Investigation and analysis of landscape green plant species along Harbin-Acheng Highway in Heilongjiang Province STUDY ON THE PHYTOPLANKTON AND WATER POLLUTION OF ERLONGSHAN RESERVOIR IN HARBIN NEW FLAGELLATAE FROM HARBIN, CHINA Soil Pollution Characteristics by Heavy Metals and the Plant Enrichment in Green Space of Urban Areas of Harbin Response of 4 Common Broad-Leaved Arbors Phenology to Climate Change in the Northeast China FLAGELLATAE FROM HARBIN, CHINA OBSERVATIONS ON SOME SPECIES OF TRACHELOMONAS FROM HARBIN WITH SEM Multiple Regression and Prediction Between Diatoms and Environmental Factors in Songhua River, Harbin