The doctoral degree is awarded upon the completion and the successful defense of a thesis prepared by the doctoral candidate under the supervision of a tutor. Two of the members of the board must be professors from another institution. In most Brazilian Law Schools, the candidates are also required to earn a minimum number of credits. Unlike the rules of other countries, the Brazilian norms governing the grant of doctoral titles do not require the publication of the thesis as a precondition for the award of the degree.
Top of page Rottboellia is a small genus of species native to the tropics of Asia and widespread in Africa. It is a typical member of the grass tribe Andropogoneae, characterized by the inflorescence disarticulating into floral units consisting of a sessile spikelets, pedicellate spikelet, and internode.
Some closely related genera include Manisuris, Coelorachis, and Hemarthria.
Clayton is the accepted name of a species known until as R. A subsequent proposal to retain the name R. Top of page R.
The inflorescence is a cylindrical raceme that is cm long. The floral units consist of a sessile spikelet, pedicellate spikelet and internode. The pedicel is fused to the swollen floral internode. The spikelets are awnless, 3.
The floral units separate and fall as soon as they mature, from the top of the raceme downwards. Stout, strongly tufted, frequently with aerial prop roots; flowering culms 0.
Leaves cm long, 0. Leaf sheaths keeled to rounded, ribbed, smooth, covered with long, sharp, silicaceous, tubercle-based, fragile, irritating hairs that break off on contact, upper sheaths glabrous or hairy, auricles absent.
Ligule short, fringed with hairs, mm long, truncate; blades flat, keeled, cm long, Inflorescence, a jointed raceme at the terminus of the culm and each branch of the culm; spikes cylindrical, cm long, about 3 mm in diameter, glabrous, sheathed at the base, readily breaking into hard cylindrical joints that are mm long; spikelets sometimes sterile; sessile spikelets mm long, as long as the joint or distinctly shorter; pedicelled spikelets mm long; mm long, deeply grooved on the lower part, apex hollow; callus soft, smooth, truncate and peg-like.
Pedicel similar in appearance and fused to the internode, mm long, 2. First glume as long as the spikelet, oblong to lanceolate, nerved, rounded to cleft, indurate, convex, muricate, glabrous, slightly winged at the apex, margins enrolled. Second glume many nerved, keeled on the upper part, boat-shaped, smooth on the lower part and muricate upwards, indurate to cartilaginous, following the outline of the internode.
Lower lemma oblong to lanceolate, faintly 3-nerved, as long as the second glume, membraneous to chartaceous. Lower palea well developed and similar to the lemma. Upper floret perfect, hyaline.
Caryopsis oblong, mm long, 1.In South Africa, there appears to be poor understanding about using a systematic review as an acceptable research method in post-graduate nursing education.
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