Posebna izdanja (Srpdka kraljevska akademija), Том 319 |
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Резултати 1-3 од 37
Страница 81
... trees over a period of three years we noticed that this characteristic is repeated from year to year . A very small number of the trees was unstable in that respect , which means that the inten- sity of the gum yield of a tree was of a ...
... trees over a period of three years we noticed that this characteristic is repeated from year to year . A very small number of the trees was unstable in that respect , which means that the inten- sity of the gum yield of a tree was of a ...
Страница 82
... trees . This con firms the generally known rule that trees with more developed crowns give bigger quantities of oleoresin , but these experiments prove that on the basis of the size of the crown it cannot be said that a certain tree ...
... trees . This con firms the generally known rule that trees with more developed crowns give bigger quantities of oleoresin , but these experiments prove that on the basis of the size of the crown it cannot be said that a certain tree ...
Страница 83
... trees by their cones because of the great individual diffe- rences between cones of the same tree as well as those of other trees ( Tab . 14 ) . That the seeds of these and those trees do not differ in shape , while in color , observed ...
... trees by their cones because of the great individual diffe- rences between cones of the same tree as well as those of other trees ( Tab . 14 ) . That the seeds of these and those trees do not differ in shape , while in color , observed ...
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бели бор борове смоле број вертикалних смоних број смоних канала броја Ванредно смол ванредно смоловита стабла ванредно смоловитих борова ванредно смоловитих стабала вертикалних смоних канала веће већи висина више врло слабо смоловитих године гр/см² смоле даје дају Делиблатске Пешчаре Дивчибаре дрвета Дубовац Дужина земљишта износи има имају Караула класа класи количине смоле Кремна лучења смоле Маљен мм Надморска висина налази него није ових огледне површине огледним површинама подручју показују према пречник пречници принос смоле Просечно проучавања разлика резултати Семегњево семенки серпентин слабо смоловита стабла слабо смоловитих борова слабо смоловитих стабала см² см³ смоларења смоло смоловитих и врло смоловитости стаб Стабло бр Таблица бр тако Терен услед црни бор Црни Врх Чавловац четина Ширина ширине годова шишарица шума шумама шуме annual rings Average classes cm¹ cm² diameter exceptionally high gum-yielding gum yield high gum-yielding pines low gum-yielding pines needles number of resin resin ducts Test areas tree Width yielding