Transactions of the Botanical Society, Том 16The Society., 1886 Vol. 25: The distribution of Hepaticæ in Scotland, by S.M. Macvicar. |
Результаты поиска по книге
Результаты 1 – 5 из 71
Стр. v
... xylem cells develop thick and lignified secondary cell walls, which in turn provide mechanical support and robustness. Fundamental research on xylem biology has provided a comprehensive understanding of the physiology and the hydraulics ...
... xylem cells develop thick and lignified secondary cell walls, which in turn provide mechanical support and robustness. Fundamental research on xylem biology has provided a comprehensive understanding of the physiology and the hydraulics ...
Стр. 1
... Xylem of Some North Temperate Hardwoods . P. Gasson Jodrell Laboratory Royal Botanic Gardens Kew , Richmond Surrey ABSTRACT The woody parts of a tree can be divided into aerial xylem and root xylem . Trunk and branch xylem in a given ...
... Xylem of Some North Temperate Hardwoods . P. Gasson Jodrell Laboratory Royal Botanic Gardens Kew , Richmond Surrey ABSTRACT The woody parts of a tree can be divided into aerial xylem and root xylem . Trunk and branch xylem in a given ...
Стр. 6
... Xylem Age Relationship The regression model for volume yield - mean xylem age re- lationship followed a third - degree parabola Y = box + b1x2 + b2X3 where Y ... XYLEM AGE IN YEARS xylem we can only postulate the reasons for this area 6.
... Xylem Age Relationship The regression model for volume yield - mean xylem age re- lationship followed a third - degree parabola Y = box + b1x2 + b2X3 where Y ... XYLEM AGE IN YEARS xylem we can only postulate the reasons for this area 6.
Стр. 5
... xylem . If xylem flux starts , the heated sensor will be cooled by the xylem water , which is at average stem temperature passing by the heated sensor . In this case , the measured temperature difference between the heated sensor and ...
... xylem . If xylem flux starts , the heated sensor will be cooled by the xylem water , which is at average stem temperature passing by the heated sensor . In this case , the measured temperature difference between the heated sensor and ...
Стр. 6
... xylem transport model . ' B. Reynolds , 2009. Summary report . Effects of. however , from one growing season to the next , trees receiving the xylem transport dosage treatment had a greater increase in new shoot growth ( i.e. , a 66 ...
... xylem transport model . ' B. Reynolds , 2009. Summary report . Effects of. however , from one growing season to the next , trees receiving the xylem transport dosage treatment had a greater increase in new shoot growth ( i.e. , a 66 ...
Содержание
1 | |
15 | |
26 | |
38 | |
51 | |
52 | |
57 | |
64 | |
242 | |
250 | |
251 | |
258 | |
261 | |
269 | |
277 | |
290 | |
99 | |
105 | |
115 | |
129 | |
148 | |
149 | |
152 | |
161 | |
169 | |
190 | |
197 | |
203 | |
219 | |
221 | |
228 | |
229 | |
232 | |
237 | |
293 | |
295 | |
301 | |
314 | |
317 | |
347 | |
357 | |
363 | |
371 | |
379 | |
390 | |
416 | |
420 | |
442 | |
466 | |
472 | |
515 | |
Другие издания - Просмотреть все
Transactions of the Botanical Society, Объемы 29-30 Botanical Society of Edinburgh Полный просмотр - 1927 |
Часто встречающиеся слова и выражения
abundant Albuca Algæ alpine androgynus appearance Balfour bloom botanists Botany British Callithamnion Carex Caroline Park cells Ceramium cladode Club colour Corallina officinalis cork Corry Delesseria Dickson Ectocarpus Edin Edinburgh Enteromorpha epiphytes exhibited fastigiata feet fertilisation Fidra Flora flowers foliage-leaves forest fronds frost fruit Fucus Grev ground growing growth height Herbarium highest morning readings Huds Inchcolm inches Inchkeith Inchmickery inflorescence insects Island James John July Kütz labellum Laminaria Lamlash Lamour leaf leaves LL.D London lowest readings March Monostroma month Mosses Myrsiphyllum Natural History nucleus observed occurred oil bodies parenchyma pine plants pollen Polysiphonia pools Primula Professor of Botany rare rock garden roots Royal Botanic Garden Ruscus Saxifraga Science Scotland season seed seen shrubs side soil species specimens spores stamens stem stomata surface swarmspores temperature tion TRANS Transactions trees variety vegetation vulgaris William wood xylem
Популярные отрывки
Стр. 435 - Upon returning to the Carr In May, 1814, In order to recommence operations, It was matter of no slight surprise to find the surface again as completely Invested with large seaweeds as ever it was, although little more than six months had elapsed since the work had been left off, when, as already said, the rock had been cleared of weed. In particular, It was observed that many newly produced...
Стр. 435 - The common tangle, /•'. digit at us, was generally only about 2 feet long. It Is to be observed that the specimens here alluded to were taken from that part of the surface of the rock which had been dressed off with the pick and chisel the preceding autumn; they had therefore grown from the seed.
Стр. 434 - ... a considerable part of the foundation of the Intended beacon, when in the beginning of November the operations were necessarily abandoned for the winter. At this time the rock was reduced to a bare state. The coating of seaweed had at first been cut away by the workmen; the roots or bases were afterwards trampled by their feet, and much of the surface of the rock had been chiseled.
Стр. 308 - In 1891 the honorary degree of LL.D. was conferred on him by the University of St.
Стр. 7 - God ; and, indeed, he who does not make himself acquainted with God from the consideration of nature will scarcely -acquire knowledge of Him from any other source, for "if we have no faith in the things which are seen, how should we believe those things which are not seen...
Стр. 287 - Elephant Pipes in the Museum of the Academy of Natural Sciences, Davenport, Iowa, by Charles E.
Стр. 348 - ... into account, very imperfectly by either method. 2. That, although visited by insects, cross-fertilization seldom takes place, is proved by the following observations : Amongst insects of sufficient size to remove the pollinia that I have seen visiting the flowers of this Epipactis, I may mention the red-tailed humble bee and our common wasp, the latter, however, but very rarely. On the other hand, the red-tailed humble bee visits the flowers of this plant frequentlv, but, owing to its peculiar...
Стр. 349 - ... it could derive little therefrom. Owing to their long narrow shape and short proboscis, wasps remove the pollen masses with ease, for I have caught them immediately after coming out of the flower with the pollinia attached to their head ; but as these visits are few and far between, fertilisation by this way is of rare occurrence. In numerous instances, also, the pollen masses will be found glued to the upper sepal of the flower, which is done as follows: — The wasp on entering, particularly...
Стр. 307 - He became lecturer on medical jurisprudence in University College, London, as well as an examiner in physiology and comparative anatomy. He was also lecturer on general anatomy and physiology at the London Hospital School of Medicine, and in 1844 was admitted a Fellow of the Royal Society. In 1849 he gained the prize of 100 guineas for his essay on "Alcoholic Liquors,
Стр. 2 - Abredonensis, comprehending a List of the Flowering Plants and Ferns found in the neighbourhood of Aberdeen ; with remarks on the Climate, the Features of the Vegetation, etc., ete., by GEORGE DICKIE, AM, Lecturer on Botany in Aberdeen.