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Zimmermann I, Kauatjirue J, Tjeriko T 2009. The influence of high stocking density followed by rest on grass density and soil moisture in the Camelthorn Savanna.

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The influence of high stocking density followed by rest on grass density and soil moisture in the Camelthorn Savanna.pdf	3.07 MB

Tjilumbu L, Zimmermann I 2009. The influence of patch burning in the Thornbush savanna.

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The influence of patch burning in the Thornbush savanna.pdf	6.05 MB

Tjilumbu L, Zimmermann I 2009. Recommendations which evolved during the Namibian Rangeland Forum 2009 and with associates of the BIOTA project regarding the Namibian Rangeland Management Policy and Strategy.

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NRMPS_recommendations_Website.pdf	748.97 KB

Muheua S, Zimmermann I 2009. Helminth management in sheep for healthy rangeland.

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Helminth management in sheep for healthy rangeland.pdf	6.55 MB

Kauatjirue J, Shamathe K, Pringle HJR, Zimmermann I 2009. Pilot restoration project in a key fertile valley of the Highland Savanna.

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Restoration_Project_Namibian_Rangeland_Forum_2009 small.pdf	2.19 MB

Zimmermann I, Joubert DF 2002. A crude quantification of wood that is and can be harvested from bush thickening species in Namibia. Proceedings of the First National Forestry Research Workshop held on 12 and 13 March 2002. Ministry of Environment and Tourism, Forestry Publication 9 56-66

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A crude quantification of wood that can be harvested from bush thickening species in Namibia_ Zimmerman and Joubert.pdf	213.71 KB

Zimmermann I, Humavindu M, Nakamhel U 2014. The ecological, social and economic implications of private game parks and private nature reserves in Namibia.

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Private_Game_Parks_and_Private_Nature_Reserves_in_Namibia.pdf	724.19 KB

Schmidt L, Domptail S, Klintenberg P, Gruber M, Schmiedel U, Zimmermann I, Falk T 2013. Transdisciplinary research and stake-holder involvement. A review of the TFO approach. Biodiversity and Ecology 5 195-212

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Transdisciplinary research and stakeholder involvement_TFO approach review_2014.pdf	4.53 MB

Joubert DF, Zimmermann I, Winschiers-Theophilus W, Fendler J 2010. Poster Presentation: An expert system for bush encroachment in Namibia.

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Control of Invasive Woody Species_Poster Presentation_2010.pdf	171.42 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

Website link:http://www.tandfonline.com/doi/abs/10.2989/10220110109485763

Jeltsch F, Blaum N, Classen N, Eschenbach A, Grohmann C, Gröngröft A, Joubert DF, Horn A, Lohmann D, Linsenmair KE, Lück-Vogel M, Medinski TV, Meyfarth S, Mills A, Petersen A, Popp A, Poschlod P, Reisch C, Rossmanith E, Rubilar H, Wesuls D, Wichmann M, Wieczorek M, Zimmermann I 2010. Impacts of landuse and climate change on the dynamics and biodiversity in the Thornbush Savanna Biome. Biodiversity in southern Africa Hoffman MT, Schmiedel U, Jürgens N 3 33-74

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Impacts of landuse and climate change on the dynamics and biodiversity in the Thornbush Savanna Biome_Vol 3.pdf	8.16 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

Website link:http://www.tandfonline.com/doi/abs/10.2989/10220119.2014.899271#.VFipglItDcs

Joubert D, Zimmermann I 2017. Decision support system on how to control bush thickening by Acacia mellifera in Namibian savanna rangelands..

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GIZ-DeBushing-DSS-booklet-2017.pdf	3.09 MB

Zimmermann I, Pringle H, Madibela O, Kahl U 2018. Initial experiments on intensified use of rangelands through enhanced water and nutrient cycling. Climate change and adaptive land management in southern Africa - assessments, changes, challenges, and solutions Revermann R, Krewenka KM, Schmiedel U, Olwoch JM, Helmschrot J, Jürgens N 226-234

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Initial experiments on intensified use of rangelands through enhanced water and nutrient cycling.pdf	3.72 MB

Ramoelo A, Stolter C, Joubert D, Cho MA, Groengroeft A, Madibela OR, Zimmermann I, Pringle H 2018. Rangeland monitoring and assessment: a review. Climate change and adaptive land management in southern Africa - assessments, changes, challenges, and solutions Revermann R, Krewenka KM, Schmiedel U, Olwoch JM, Helmschrot J, Jürgens N 170-176

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Rangeland monitoring and assessment_a review.pdf	973.1 KB

Uchezuba DI, Mbai S, Zimmermann I, Bruwer J 2019. Investigating wood pellet torrefaction investment and its economic feasibility in the Krumhuk, Khomas region of Namibia. SN Applied Sciences (1) 402

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Investigating wood pellet torrefaction investment and its economic feasibility in the Krumhuk.pdf	1.15 MB

Winschiers-Theophilus H, Fendler J, Stanley C, Joubert DF, Zimmermann I, Mukumbira S 2008. A bush encroachment decision support system's metamorphosis.

Website link:https://dl.acm.org/doi/10.1145/1517744.1517782

Joubert DF, Zimmermann I 2002. The potential impacts of wood harvesting of bush thickening species on biodiversity and ecological processes. (9) 67-78

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The potential impacts of wood harvesting of bush thickening species on biodiversity and ecological processes.pdf	127.39 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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Book Review_Grasses of Namibia_2008.pdf	151.17 KB

Zimmermann I, Shamathe K, Tjilumbu L, Muheua S, Liyemo A, Kauatjirue J 2008. Participatory research with Namibian farmers to improve ecological functioning.

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Participatory research with Namibian farmers to improve ecological functioning.pdf	2.04 MB

Joubert D, Zimmermann I, Nuulimba N, Pringle H Baseline study of bush encroachment and available management options for the Windhoek Green Belt Landscape.

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Baseline study of bush encroachment and available management options for the Windhoek Green Belt Landscape.pdf	2.01 MB

Pringle H, Zimmermann I, Tinley K 2011. Accelerating landscape incision and the downwards spiralling rain use efficiencey of Namibian rangelands. Agricola 21 42-51

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Accelerating landscape incision and the downwards spiralling rain use efficiencey of Namibian rangelands.pdf	770.94 KB

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

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Bush encroachment in the Auas_Oanob Conservancy _Namibia_2009.pdf	741.65 KB

Zimmermann I, Mwazi FN 2002. The effect of a prescribed burn, followed up with browsing pressure, on rangeland condition in the Mountain savanna and Karstveld of Namibia. Dinteria 27 49 - 57

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Effect of prescribed burn_mountain savanna and Karstveld_Namibia.pdf	179.51 KB

Zimmermann I, Joubert DF, Smit GN 2008. A Problem Tree to diagnose Problem Bush. Agricola 18 27 - 33

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A Problem Tree to diagnose Problem Bush.pdf	561.45 KB

Zimmermann I, Kamukuejandje RT 2008. Overview of a variety of trials on agricultural applications of Effective Microorganisms (EM). Agricola 18 17 - 26

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Overview of a variety of trials on agricultural applications of Effective Microorganisms_2008.pdf	468.27 KB

Zimmermann I, Smit GN 2008. Case study of adaptive rangeland management by an innovative Kalahari Farmer. Agricola 8 7 - 16

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Case study of adaptive rangeland management by an innovative Kalahari Farmer_2008.pdf	327.33 KB

Iipinge M, Zimmermann I 2009. An evaluation of various feeds for domesticated guinea fowl. Agricola 19 26 - 28

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An evaluation of various feeds for domesticated guinea fowl_2009.pdf	1.98 MB

Zimmermann I, Miller ES, Smit GN 2009. A problem tree to identify causes of roundworm infestation in sheep. Agricola 19 7 - 15

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A problem tree to identify causes of roundworm infestation in sheep.pdf	4.39 MB

Shamathe K, Zimmermann I, Pringle HJR, Rusch EA, Rusch IB 2008. Restoration of a gully system in a key upland fertile valley.

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Spotlight_109.pdf	643.93 KB

Tjilumbu L, Zimmermann I 2008. Nutrient hotspots from patch burning of rangeland.

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Spotlight_110.pdf	1.17 MB

Zimmermann I, Matzopoulos R, Kwaambwa HM 2017. Options to improve soil fertility with national resources. Namibian Journal of Environment 1 (B) 7-15

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Options to improve soil fertility with national resources.pdf	2.14 MB

Andrews P, Pringle H, Zimmermann I 2017. Could critical Australian insights illuminate rangeland management in Namibia?. Namibian Journal of Environment 1 (B) 1-6

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Could critical Australian insights illuminate rangeland management in Namibia.pdf	1.27 MB

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

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The influence of two levels of debushing in Namibias Thornbush Savanna on overall soil fertility.pdf	2 MB

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