Báo cáo lâm nghiệp: "-pumping + H activities of plasma membrane and tonoplast from Quercus rubra roots" pptx

... of the plasma membrane and tonoplast of plant cells. Physiol. Plant. 61, 683-691 Wang Y, Leigh R.A., Kaestner K .H. & Sze H. (1986) Electrogenic H+ -pumping pyrophospha- tase ... membrane ATPase may be of tonoplast origin and the other of plasma membrane origin. The PPase activity (stimulated by K+ and inhib- fuged at 12 000 x...

Ngày tải lên: 09/08/2014, 04:20

... that layer had recovered from the release, fueled by the increased light available at higher levels. Though red oaks seemed to have suffered heavier herbivory in the control plots (Tab. IV), the ... experi- enced, the density of the layer above the seedlings is of prime importance in explaining growth of planted red oak and black cherry. The density of the understory did not affect...

Ngày tải lên: 07/08/2014, 16:20

... In the Beech -H. crustuliniforme association, the single band of NADP-GDH activity found in the fungus was represented as traces in the mycorrhiza, which exhibited a high level ... involutus and Beech -H. crustuliniforme (not shown). In the Spruce-Hebeloma sp. associa- tion, gel electrophoresis confirmed the presence of NAD-GDH in the host cells (...

Ngày tải lên: 09/08/2014, 04:20

... root and shoot growth in oak. For Sci 26, 590-598 Reid JB (1987) The genetic control of growth via hor- mones. In : Plant Hormones and Their Role in Plant Growth and Development ... Endogenous shoot growth rhythms and indeterminate shoot growth in oak. Physiol Plant 35, 152-157 Champagnat P, Payan E, Champagnat M, Barnola P, Lavarenne S, Ber...

Ngày tải lên: 08/08/2014, 18:21

Ngày tải lên: 07/08/2014, 03:22

... spruce stands – it is the unit with the highest share of this species among the forest districts in Beskid Żywiecki, and almost the highest in the whole Western Beskidy (C 1994). e stands ... infested (standing and lying) trees removed an- nually from 1 ha of stands. e classification of the stands according to the particular degrees of tree mortality and the occur...

Ngày tải lên: 07/08/2014, 03:22

... (Trichogrammatidae) and 1 bethylids (Bethylidae) are known as parasitoids of H. fra- xini and so it is the bark beetle with relatively high number of parasitoids in comparison with the oth- er species of bark ... arctica; Czech Republic; Central Europe Hylesinus fraxini (Panzer, 1779) is a bark beetle attacking mainly logs with thin and smooth bark of the ash-trees in the C...

Ngày tải lên: 07/08/2014, 03:22

... Europe from the end of 19 th century and the beginning of the 20 th century (E 1942; P-W 1982). In the Czech Republic, many severe outbreaks occurred with the heaviest ... of July with exception of C. arvensis which was sampled even in August. Not recorded species of Cephalcia ree species of the genus Cephalcia known from the territory of the Cze...

Ngày tải lên: 07/08/2014, 03:22

... spruces stands of the Beskidy Mts., lo- cated in the Carpathians (southern Poland). MATERIAL AND METHODS In order to describe the occurrence of the saw- flies of the genus Cephalcia, a review of literature ... there are more than one thousand specimens of the genus Cephalcia, caught since the beginning of the eighties, mainly during periods of mass outbreaks in the Beskidy...

Ngày tải lên: 07/08/2014, 03:22

... (kg/m 3 ) 30 40 50 60 70 80 90 20 30 40 50 60 70 80 90 30 40 50 60 70 80 90 30 40 50 60 70 80 90 5 10 15 20 25 10 15 20 25 5 10 15 20 25 5 10 15 20 25 Number of rings from cambium Number of rings from cambium Number of rings from cambium Number of rings from cambium Height (m) Height (m) Height (m) Height (m) CW SWRSWL OW Fig. 3. e influence of ... position, mechanical forc...

Ngày tải lên: 07/08/2014, 03:22