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Zimmermann I, Nghikembua M, Shipingana D, Aron T, Groves D, Marker L 2017. The influence of two levels of debushing in Namibia's Thornbush Savanna on overall soil fertility, measured through bioassays. Namibian Journal of Environment 1 (A) 52-59
Andrews P, Pringle H, Zimmermann I 2017. Could critical Australian insights illuminate rangeland management in Namibia?. Namibian Journal of Environment 1 (B) 1-6
Zimmermann I, Matzopoulos R, Kwaambwa HM 2017. Options to improve soil fertility with national resources. Namibian Journal of Environment 1 (B) 7-15
Downloadable files:
Attachment Size
Options to improve soil fertility with national resources.pdf 2.14 MB
Joubert D, Zimmermann I, Fendler J, Winschiers-Theophilus H, Graz FP, Smit N, Hoffman MT 2014. The development of an expert system for arid rangeland management in central Namibia with emphasis on bush thickening. African Journal of Range and Forage Science 31 (2) 161-172
Iipinge M, Zimmermann I 2009. An evaluation of various feeds for domesticated guinea fowl. Agricola 19 26 - 28
Zimmermann I, Miller ES, Smit GN 2009. A problem tree to identify causes of roundworm infestation in sheep. Agricola 19 7 - 15
Pringle H, Zimmermann I, Shamathe K 2009. Bush encroachment in the Auas-Oanob Conservancy, Namibia: Mixing local expert knowledge and science to unravel salient factors through the Ecosystem Management Understanding (EMU) Process. Grassroots: Newsletter of the Grassland Society of Southern Africa 9 (1) 14-17
Downloadable files:
Attachment Size
Bush encroachment in the Auas_Oanob Conservancy _Namibia_2009.pdf 741.65 KB
Zimmermann I 2008. Book Review - Grasses of Namibia. Müller, M.A.N. (revised and updated by van Eck, J.) 2007. Dinteria 30 137-138
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Attachment Size
Book Review_Grasses of Namibia_2008.pdf 151.17 KB
Zimmermann I, Joubert DF, Smit GN 2008. A Problem Tree to diagnose Problem Bush. Agricola 18 27 - 33
Downloadable files:
Attachment Size
A Problem Tree to diagnose Problem Bush.pdf 561.45 KB
Zimmermann I, Graz FP, Berry MH, Imasiku NNT, Muroua ND, Sibalatani MM, Sikopo CS 2001. Quantified range condition assessment of open Camelthorn savanna along a degradation gradient. African Journal of Range & Forage Science 18 (2 - 3) 111 - 116

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