Aged conifer forests in Japan are expected to produce large-diameter logs, defined as logs
with a top-end diameter of 30 cm or more. However, the knowledge and techniques for …

ABSTRACT Jati Plus Perhutani (JPP) is a fast growing teak ( Lf) species that has been
developed since 20 years ago by Research and Development Center of Perum Perhutani …

The scarcity of timber to supply the wood-based industries is one of the prevailing problems
worldwide. Tree plantations are the remaining solutions to subdue the shortage of raw …

When a squared lumber such as a beam and/or a bearer is produced from a log, they often
show warps. Warp of the sawn lumber is practically not serious when the pith is located at …

Key message Growth stresses are usually present in the fast-growing trees of forest
plantations and can be evaluated along stem diameter. Growth stresses are relaxed after …

The key to using planted Eucalyptus as timber lies in controlling the characteristic high
tensile growth stress that often causes serious processing defects in sawn logs and lumber …

Climate change resulting from increased atmospheric carbon dioxide (CO2) and shortages
of fossil fuels such as petroleum are major problems worldwide. Under these conditions …

The occurrence of heart splitting during the crosscutting of logs was discussed in relation to
the released strain on Eucalyptus spp. logs. The strains released in the longitudinal and …

The establishment of fast-growing teak plantations in Indonesia provides opportunities for
shorter harvesting periods. However, it also poses challenges on wood utilization due to …

The Eucalyptus genus is the most widely planted hardwood worldwide. It is, however, mostly
used for low value products as a result of various wood quality problems. Splitting and …