Báo cáo lâm nghiệp:"Performance and physiology of large containerized and bare-root spruce seedlings in relation to scarification and competition in Québec (Canada)" pot
... 645–655 © INRA, EDP Sciences, 2004 DOI: 10.1051/forest:2003057 Original article Performance and physiology of large containerized and bare-root spruce seedlings in relation to scarification and competition ... In Québec (Canada), the use of large planting stock is being applied in combination with scarification, since herbicide use is forbidden in p...
Ngày tải lên: 08/08/2014, 01:21
... resulted in the size of sanitary cuttings in 2005 (higher than in 2004, but including also lying, infested trees), but also – in the volume of infested standing trees, which was lower than in 2004. ... area of the West- ern Beskidy region. Along with the increase of the size of salvage cuttings (including the removal of in- fested trees) the area of stands affected...
Ngày tải lên: 07/08/2014, 03:22
Báo cáo lâm nghiệp: " Long-term effects of CO2 enrichment on bud phenology and shoot growth patterns of Norway spruce juvenile tree" potx
... Adaptation to climatic changes of the tim- ing burst in populations of Pinus sylvestris (L.) and Picea abies (L.) Karst. Tree Physiology, 14: 961–970. B F.J., D’A A. (1993): In uence of photoperiod ... A600870701, and by the Ministry of Education, Youth and Sports of the Czech Republic, Projects No. 2B6068 and MSM 6215648902, and by the Governmental Resea...
Ngày tải lên: 07/08/2014, 03:22
Báo cáo lâm nghiệp: "Some methodological aspects of the National Forest Inventory and Monitoring in Slovakia" pptx
... Forest Research, Inventory and Monitoring, Sobrance, Slovakia ABSTRACT: e work presents the conceptual information about the National Forest Inventory and Monitoring in Slovakia. It introduces some ... volume in sample plots) and biometrical models prepared for data processing and generalisation of the re- sults. e design and conception of Slovak National Forest Inventory...
Ngày tải lên: 07/08/2014, 04:20
Báo cáo lâm nghiệp: "Interactive effects of drought and pathogens in forest trees" docx
... corresponding to the predisposing, incit- ing, and contributing stressing factors, respectively. Decline is induced by the sequential occurrence of one stressing factor from each ring, factors within ... water stress (minimum predawn leaf potentials of –1.5 to –2 MPa) was shown to be effective in increasing symptom severity, e.g. inducing a two-fold increase in canker length,...
Ngày tải lên: 07/08/2014, 16:20
Báo cáo lâm nghiệp: "Successful under-planting of red oak and black cherry in early-successional deciduous shelterwoods of North America" ppsx
... associated with increased growth of black cherry. Both height and diame- ter growth were increased, pointing to an increase in available light at the top of the seedlings (which would also explain the thicker ... (%PPFD) in relation to time according to site, treatment, and measuring height (50 cm, 1 m and 2 m above ground, and just above the crown of planted trees...
Ngày tải lên: 07/08/2014, 16:20
Báo cáo lâm nghiệp: "Efficient method of micropropagation and in vitro rooting of teak (Tectona grandis L.) focusing on large-scale industrial plantations" pptx
... done to the use of putrescine, which in com- bination with low concentration of auxin, in rooting medium, was essential in stimulating high rooting percentage with high quality of roots, resulting ... and in the world, rooting is done ex vitrum due to the low frequency of in vitro rooting, result- ing in a too long procedure [3, 25, 27]. In this work we aimed to...
Ngày tải lên: 07/08/2014, 16:20
Báo cáo lâm nghiệp: "The successional status of tropical rainforest tree species is associated with differences in leaf carbon isotope discrimination and functional traits" pot
... traits of tropical rainforest seedlings studied here were in agreement with general trade-offs since carbon assimilation increases with increasing N and SLA, and decreases with in- creasing C and ... The relationship between leaf carbon isotope discrimina- tion (∆) and intrinsic water-use efficiency (WUE = A/g s ) for pot- ted seedlings of 22 tropical rainforest species gro...
Ngày tải lên: 07/08/2014, 16:20