1. Aschauer KN (2014) Characterization and Evaluation of Danube Floodplain Soils South-East of Bratislava as Plant Habitat. Master Thesis. University of Natural Resources and Life Sciences, Institute of Soil Research, Vienna
2. Baker JH, Gorsline GW, Smith CG et al (1964) Technique for rapid analyses of corn leaves for eleven elements. Agron J 56:133–136
3. Charter JR (1969) Map of ecological zones of Nigerian Vegetation. Federal Department of Forestry, Ibadan, Nigeria
4. Fassbender HWL, Alpizar L, Heuveldop J et al (2000) Modeling agroforestry systems of cacao (Theobroma cacao) with laurel (Cordia alliodora) and poro (1) in Costa Rica. III. Cycles of organic matter and nutrients. Agrofor Syst 2:49–62
5. Giese LA, Aust WM, Kolka RK et al (2003) Biomass and carbon pools of disturbed riparian forests. For Ecol Manage 180:493–508