The comparison of the estimation of the biomass of tropical forest vegetation with the different forest vegetation type by using multi-variant liner regression

Author(s):  
Cunjian Yang ◽  
Jiyuan Liu ◽  
Jieming Zhou ◽  
Jun Chen ◽  
Jirong Gu
2012 ◽  
Vol 49 (2) ◽  
pp. 97-105 ◽  
Author(s):  
Sławomir Kaczmarek ◽  
Tomasz Marquardt ◽  
Katarzyna Faleńczyk-Koziróg ◽  
Katarzyna Marcysiak

Abstract The research was carried out in three types of habitats located in the seasonally flooded area of the Vistula River within Wielka Kępa Ostromecka Reserve: Salicetum albo-fragilis, Fraxino-Alnetum and Populetum albae. In the soil of Salicetum albo-fragilis Veigaia nemorensis and Trichouropoda ovalis were abundant, while Fraxino-Alnetum was dominated by Rhodacarellus silesiacus, and Populetum albae was overwhelmed by Rhodacarellus silesiacus and Dinychus inermis. Only between the Mesostigmata communities populating Fraxino-Alnetum and Populetum albae there were no statistically significant differences recorded in the distribution of abundance. The most similar, from the qualitative, quantitative and qualitative-quantitative point of view were Mesostigmata communities inhabiting Fraxino- Alnetum and Populetum albae. The numerous occurrence of Rhodacarellus silesiacus population in the soil of Fraxino-Alnetum and Populetum albae is most probably the result of succession changes within those habitats, and the species itself can be seen as an indicator of those habitats undergoing the process of a riparian forest transforming into an oak-hornbeam forest vegetation type.


Geoderma ◽  
2001 ◽  
Vol 104 (1-2) ◽  
pp. 41-60 ◽  
Author(s):  
S.A Quideau ◽  
O.A Chadwick ◽  
A Benesi ◽  
R.C Graham ◽  
M.A Anderson

10.5109/27355 ◽  
2013 ◽  
Vol 58 (2) ◽  
pp. 253-258
Author(s):  
Suk–Hwan Hong ◽  
Ji–Suk Kim ◽  
Kyong–Seok Ki ◽  
Seok–Gon Park ◽  
Kiyoshi Kurosawa

2009 ◽  
Vol 18 (5) ◽  
pp. 579-588 ◽  
Author(s):  
Chung-Weon Yun ◽  
Hye-Jin Kim ◽  
Hee-Moon Yang ◽  
Jong-Hwan Lim ◽  
Young-Kul Kim ◽  
...  

Zootaxa ◽  
2018 ◽  
Vol 4504 (3) ◽  
pp. 401
Author(s):  
FERNANDO DA SILVA CARVALHO-FILHO ◽  
INOCÊNCIO DE SOUSA GORAYEB ◽  
JÉSSICA MARIA MENEZES SOARES ◽  
MATHEUS TAVARES DE SOUZA

The white-sand enclaves in the Amazon Basin are small areas scattered through the tropical forest, with sandy and nutrient-poor soils and an unusual vegetation type. The insect fauna of this ecosystem is poorly known, especially in the eastern Amazon. The flesh fly fauna of an area of open herbaceous white-sand vegetation known as “Campo Redondo” in the municipality of Cametá, state of Pará, was surveyed, resulting in the discovery of 43 species in 11 genera representing the subfamilies Sarcophaginae and Miltogramminae. Four new species are described: Dexosarcophaga (Dexosarcophaga) campina sp. nov., Helicobia cametaensis sp. nov., Helicobia domquixote sp. nov., and Metopia fofo sp. nov. Lepidodexia (Lepidodexia) grisea Lopes and Lepidodexia (Notochaeta) setifrons (Lopes) are newly recorded from Brazil. Dexosarcophaga (Bezzisca) ampullula (Engel), D. (Dexosarcophaga) transita Townsend and Titanogrypa (Cucullomyia) larvicida (Lopes) are newly recorded from the Brazilian Amazon. 


2021 ◽  
Vol 922 (1) ◽  
pp. 012055
Author(s):  
Abdullah ◽  
Supriadi ◽  
D Syafrianti ◽  
Khairil ◽  
A M Daud ◽  
...  

Abstract The purpose of this study was to determine the habitat characteristics of the Sumatran Elephant in the Serbajadi District Forest. Data collection by looking at the use of habitat which is characterized by the distribution of faeces found in various habitat units in the home range of the Sumatran Elephant. The method used is observation with a track with a size of 3,600 m which is divided into 20 observation plots with a distance between plots of 100 m. The data obtained in the field were analyzed descriptively and presented in tabular form. The results of this study indicate that the Habitat Characteristics of the Sumatran Elephant in the Serbajadi District Forest chose habitat units with very dense canopy cover (>75%), moderate feed availability (26-50%), rare mineral source trees availability (< 3 trees/plot). availability of sparse scrubbing trees (<3 trees/plot), close to primary forest (0-500 m), low land elevation (0- 400 masl), gentle slope (0-20°), close to water sources (0-250m). Secondary forest/vegetation type and frequency of habitat use based on the findings of faeces that the Sumatran elephant most frequently visited was secondary forest than primary forest because the secondary forest was for feeding activities while the primary forest was used for resting and reproduction.


1985 ◽  
Vol 73 (2) ◽  
pp. 505 ◽  
Author(s):  
Milton Lieberman ◽  
Diana Lieberman ◽  
G. S. Hartshorn ◽  
Rodolfo Peralta

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