JOURNAL OF NANJING FORESTRY UNIVERSITY ›› 1988, Vol. 12 ›› Issue (03): 15-23.doi: 10.3969/j.jssn.1000-2006.1988.03.002

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SELECTIONS AND CLASSIFICATIONS OF QUALITATIVE INDEX OF PINUS ELLIOTTII SEEDLINGS

Huang Bao long (Nanjing Forestry University)Liu Cheng lin   

  1. Nanjing Forestry Technical School
  • Online:1988-09-18 Published:1988-06-18

Abstract: In accordance with the datum of the field test and investigation, taking factors analysis regarding Pinue elliotii seedlings as object a preliminary study has been made on quality of seedlings and classifications accordingly. The results are as follows: the factors score y1 and y2 are possibly the clas-sificatory index of Finus ellioltii seedlings, and the seedlings of various classifications have different physiological index.