THE RESULTS OF TEST-RUN GROWING OF EUCALYPTUS SEEDS IN SON LA PROVINCE

Abstract

Test- run growing of 10 lots of gum- ’ : 4 f Eucalyptus urophylla; 5 lots
of E. urophylla x E. pelita x E. grandis, E. urophylla x E. pelita x E. urophylla and one lot of E.
pellita in Chieng Den - Son La city at the height of 790 m with sea level.
The results after 39 months showed that of 10 lots, trees in 3 lots have met the target (over 20
m
3
/ha/year), the trunk quality is the best or good: Uro in Ba Vi, 24xPG and 69xPG; 2 lots have
reached expected development (15-20 m3
/ha/year), best or good quality trunk is 24xPM and
24xPUX); rest 5 lots have reached medium expected development (9.1-11.6 m3
/ha/year), the
quality of trunk is quite good.