The New Zealand Journal of Forestry, Volume 6New Zealand Institute of Foresters., 1949 - Forests and forestry |
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Page 32
The variation between the separate plots was too great to allow any significance to be attached to the variation in stocking on areas felled between March and December , 1946. The sharp drop in stocking evident on areas felled between ...
The variation between the separate plots was too great to allow any significance to be attached to the variation in stocking on areas felled between March and December , 1946. The sharp drop in stocking evident on areas felled between ...
Page 101
... variation according to site or species . In the absence of any reliable guide one would have thought that sufficient variation would have been introduced to allow future generations to arrive at sound conclusions on the subject . But ...
... variation according to site or species . In the absence of any reliable guide one would have thought that sufficient variation would have been introduced to allow future generations to arrive at sound conclusions on the subject . But ...
Page 270
... variation in this susceptibility both within and between timber species An experiment was commenced in 1945 to explore the variation in susceptibility to Anobium from bark to core in four trees of Pinus radiata , and to compare the ...
... variation in this susceptibility both within and between timber species An experiment was commenced in 1945 to explore the variation in susceptibility to Anobium from bark to core in four trees of Pinus radiata , and to compare the ...
Contents
NEW ZEALAND | 1 |
HISTORY OF THE SELWYN PLANTATION BOARD E A Cooney | 20 |
THE NATURAL REGENERATION OF Pinus radiata ON KAINGA | 30 |
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A. L. Poole annual Anobium areas Auckland average beech forest Board browsing Bulletin Canterbury cent Christchurch climatic conifers conservation Coprosma crop Crown damage deer dense density diameter district dominant Douglas fir effect established exotic forests farm favourable feet Forest Products Ltd Forest Research Institute forestry Forests Act growth hardwoods height inches increase indigenous forest insect insignis pine Institute of Foresters Kaingaroa Forest kamahi kauri logs manuka milling mountain beech N.Z. Forest Products N.Z. Forest Service natural Nelson North Island Nothofagus operations P.O. Box period Pinus radiata plantations planting plots podocarp ponderosa population possible present Private Private Bag problem protection pulp red beech regeneration Report reserves rimu Rotorua Rural Fire sawmill scrub seed seedlings silver beech silvicultural Sirex soil Southland species stands stems stocking Taupo thinning timber treatment vegetation volume Waipoua Wellington Whakarewarewa wood yield Zealand Forest