Zobrazeno 1 - 10
of 45
pro vyhledávání: '"Josef Bauch"'
Publikováno v:
European Journal of Wood and Wood Products. 76:1173-1186
The biological, chemical and technological study of waterlogged archaeological piles of oak wood (Quercus petraea (Matt.)Liebl.) of a medieval bridge in Bavaria was primarily undertaken in the context of finding an adequate drying method to assure st
Publikováno v:
Holzforschung. 72:133-141
Archaeological wood of 13 excavated oak piles from five historical bridge generations in Bavaria, dated from 1447 to 1787, was investigated by means of light microscopy (LM) and cellular UV-microspectrophotometry (UMSP) to study the ageing and natura
Publikováno v:
Wood Science and Technology. 40:26-38
Due to over-exploitation in the past, native conifer species in many tropical countries are hardly available anymore for wood utilization. In the last decades Costa Rica has undertaken considerable efforts to study the silvicultural characteristics o
Publikováno v:
Holzforschung. 57:339-345
Summary The topochemical distribution of phenolic extractives in steamed and kiln-dried beechwood with discolourations was investigated on a cellular level by using scanning UV microspectrophotometry (UMSP). For the chemical characterisation of acces
Publikováno v:
Trees. 17:244-250
The width of the increment zones in the xylem of Swietenia macrophylla King and Cedrela odorata L. was investigated by dendroecological methods in a primary forest near Aripuana, Mato Grosso, Brazil (10°09′S, 59°26′W). The annual period of camb
Publikováno v:
IAWA Journal. 23:101-119
The pattern of growth increment zones, the cambial growth dynamics and the structural variation in wood formation of Swietenia macrophylla King, Carapa guianensis Aubl., and Cedrela odorata L. (Meliaceae) were investigated in order to understand the
Autor:
Josef Bauch, Gunnar Kleist
Publikováno v:
Holzforschung. 55:117-122
Summary The colour of Sapelli heartwood (Entandrophragma cylindricum Sprague) is variable depending on habitat. In recent years an unusual pinkish-brown colour has been observed in commercial sawn timber of this species from Central Africa. Initial s
Autor:
Josef Bauch
Publikováno v:
Holzforschung. 55:111-116
Publikováno v:
Holzforschung. 54:137-143
Summary In the present study, the biological, chemical and mechanical wood properties of “Wulstholz” as a response to mechanical stress of spruce trees (Picea abies [L.] Karst.) were investigated. “Wulstholz” is formed locally on the compress
Publikováno v:
Planta. 210:488-496
The entry of calcium and magnesium from external sources into mycorrhizal roots of 3-year-old Norway spruce trees (Picea abies [L.] Karst.) was monitored. Roots of intact plants were exposed for various periods of time, ranging from 2 min to 48 h, to