By van Essen L.D.   Bothma J.duP.   van Rooyen N.   Trollope W.S.W   in African Journal of Range and Forage Science

ISSN:1727-9380|17|1-3|115-118

Taylor & Francis Ltd‎(2000)‎

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By Stapelberg FH   van Rooyen MW   Bothma J du P   in African Journal of Range and Forage Science

ISSN:1727-9380|25|3|111-119

Taylor & Francis Ltd‎(2008)‎

Access to resources Favorite 6.2989383

By Tarr J. A.   Gaugris J. Y.   van Rooyen M. W.   Bothma J. du P.   in The International Journal of Sustainable Development and World Ecology

ISSN:1350-4509|13|5|435-443

Taylor & Francis Ltd‎(2006)‎

Access to resources Favorite 5.0391507