all names of flowering plants

... govern the names of about 300,000 species of plants, which are now generally accepted, and have disposed of a great number of names that have been found invalid. Our present state of knowledge ... ‘sexual system’ provided an easy way of group- ing plants and of allocating newly discovered plants to a group. Originally designed to accommodate the plants of his home parish, it was elaborated ... of groups. It is because of these continuing problems that, although the Code extends to taxa of all ranks, most of the rules are concerned with the names and naming of groups from the rank of...

Ngày tải lên: 18/03/2014, 19:20

... sewage treatment plants, and species of plants which are good scavengers of heavy metal pollutants in soils. Let us cite just a few examples of sources of seeds of rare and endangered plants. 15 ... Involved in Conservation of Medicinal Plants and Their Ecosystems The important topic of ethnobotany and the sustainable use of plant resources is based principally on the work of the World Wildlife ... species and to increase their numbers of genetically similar offspring. It is a practice used to propagate plants under sterile conditions, often to produce clones of a plant. The most useful plant...

Ngày tải lên: 25/10/2013, 05:20

Ngày tải lên: 26/11/2013, 12:41

Ngày tải lên: 11/12/2013, 23:51

... family relations and in particular shall ensure, on a basis of equality of men and women: …[t]he same rights to 1 Convention on the Elimination of All Forms of Discrimination against Women, adopted ... 126. 40 Id. at art. 124. 41 Consideration of reports submitted by States parties under article 18 of the Convention on the Elimination of All Forms of Discrimination against Women, Combined ... revision of abortion laws in Brazil. C. Adolescents The health condition of young women in Brazil is a matter of concern and deserves special attention, specifically regarding rates of HIV/AIDS...

Ngày tải lên: 13/02/2014, 06:20

... evolution of all of the enzymes of the pathway (Fig. 4), it is clear that only about half of the enzymes of the tricarboxylic acid cycle, the major pathway of carbon metabolism in mitochondria of oxygen-respiring eukaryotes, ... respectively [42,43]. They usually have a molecular mass of  90 kDa and are typically homodimers of 45-kDa subunits [ 44,45]. In the presence of Mg 2+ , glyoxysomal CS of plants also forms tetramers ... of animals and plants, the plastid N ADP + -speciđc isoenzymes o f plants, and several interleaving eubacterial homologues. In contrast with fungi, the cytosolic MDHs of animals and plants fall into...

Ngày tải lên: 22/02/2014, 04:20

... Correct names: names that represent theoretically possible chemical compounds written according to the IUPAC Official Nomenclature Rules (IUPAC-ONR); ã Inadequate names: names that, in despite of ... respects the current official nomenclature. This capacity of treating even names which, in spite of do not respect the constraints of the official nomenclatures, correspond to theoretically possible ... Systematic names are those expressed in terms of the official nomenclature, whereas trivial terms are usual designations for them. Semi-systematic names are a combination of trivial or class names...

Ngày tải lên: 05/03/2014, 20:20

... k cat ) of the RNase-A mediated hydrolysis of cyti- dine 2Â-3Â cyclic monophosphate has been previously reported [22]. Values of the kinetic parameters of this protein in the presence of all other ... and the reaction of the free enzyme and free substrate [29]. We have therefore esti- mated k cat ⁄ K m values of all the reactions in the pres- ence and absence of all classes of osmolytes. It ... (2008) Effect of monomeric and oligomeric sugar osmolytes on DG D , the Gibbs energy of stabilization of the protein at different pH values: is the sum effect of monosaccharide individually additive in...

Ngày tải lên: 07/03/2014, 00:20

... these plants. The importance and efficacy of Aloe species as perceived by the smallholder farmers calls for the setting up of a formal way of informing farmers about the beneficial aspects of the ... religion, sex, head of households’ level of education, and use of A v e r a were computed using the chi-square test. RESULTS The majority of the farmers were Christians (52.0%). The level of education ... make decisions. However, the use of the herbs was not affected by age or level of education, as the level of education was generally low. Although the effectiveness of A vera and A spicata in treating...

Ngày tải lên: 08/03/2014, 09:20

... SDPLight Vegetative Flowering Vegetative Vegetative Vegetative Flowering Vegetative Vegetative Flowering Flowering Flowering Flowering Long-day plants (A) (B) 24 h Light Critical duration of darkness Flash of light Darkness 24 h 24 ... photoperiodic response. The Control of Flowering 579 500 600 700 800 100 50 0 Relative effectiveness of light Wavelength (nm) Inhibition of flowering by a night break Reversal of the night break inhibition Xanthium ... The flowering of this latter group of plants, which includes Arabidopsis, thus relies on both environ- mental and autonomous flowering systems. Photoperiodism and vernalization are two of the...

Ngày tải lên: 16/03/2014, 22:20

... to evaluate the complexity of the algorithms as a function of the size of the grammar, we assume that I V I and I GI are of the same order of magnitude n. Step 1 of the algorithm corresponds ... number of rules when the input sentence includes a common head word such as "'alloy" (127 rules have "alloy" as head). The use of the optimized lexicalization allows ... tractability and the quality of the lexicalization. The Problem of the Lexiealization of a Grammar Given a lexicalized grammar, this part describes the problem of the optimization of the computational...

Ngày tải lên: 23/03/2014, 20:21

... the use of medicinal plants from primary and secondary growth by the Runa of eastern lowland Ecuador. Journal of Ethnobiology 12, 141±152. Le, T. C. (1997) Conservation of Medicinal Plants under ... distribu- tions and `natural' habitat conditions of many indivi- dual MP species, but especially the sub-set of naturally occurring, culturally and economically IMP species. The data indicate that while ... Conference on Conservation of Traditional Medicinal Plants, 7 October 1997, Hanoi. Vietnam Ministry of Health, Hanoi (in Vietnamese). Le, T.C. and Tran, D.V. (1993) An overview of the Red River Delta Environment....

Ngày tải lên: 25/03/2014, 13:47

... Process of changing the place – names of Dong Anh reflecting the step of history - Changing names of administrative unit reflects the change of management aspect. - Changing name of place -names ... up a relatively high rate and mainly fall into the administrative place -names of district, hamlet, commune; name of state head offices, name of words of the spiritual works…Although the foreign ... consideration of language origin, Dong Anh place -names are divided into 5 basic groups: 1- Group of pure Vietnamese place-name; 2- Group of Sino-Vietnamese place-name; 3- Group of foreign language...

Ngày tải lên: 20/04/2014, 18:19