Articles by Author: Jaime Wojciechowski

Search results for Jaime Wojciechowski

We found 3 results for you
  1. Volume estimation of <em>Cryptomeria japonica</em> logs in southern Brazil using artificial intelligence models

    Volume estimation of <em>Cryptomeria japonica</em> logs in southern Brazil using artificial intelligence models

    Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science
    This study aimed to test taper functions and artificial intelligence (AI) models in order to estimate merchantable volumes of Japanese cedar (Cryptomeria japonica) trees in a homogenous plantation in southern Brazil. A total of 30 individuals were rigorously scaled and...
  2. On the altitudinal limits of birds on BasilC Peak (Bioko Island; Equatorial Guinea)

    On the altitudinal limits of birds on BasilC Peak (Bioko Island; Equatorial Guinea)

    Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology
    PĂ©rez del Val, J. 2000. On the altitudinal limits of birds on Basile Peak (Bioko Island; Equatorial Guinea). Ostrich 71(1 & 2): 342.
  3. Calls of three species of arthroleptid frogs from Río Muni, Equatorial Guinea

    Calls of three species of arthroleptid frogs from Río Muni, Equatorial Guinea

    Item type: Journal Article • Journal: African Zoology
    The calls of three anuran species in the family Arthroleptidae in the sub-family Astylosterminae from Equatorial Guinea are described including information on calling behaviour. For each species, we present a characteristic audiospectrogram and oscillogram. We also provide numerical information about...