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2011 Book Chapter Puddling: effect on soil physical properties and cropsKirchhof, Gunnar, Tuong, T. P. and So, H. B. (2011). Puddling: effect on soil physical properties and crops. Encyclopedia of agrophysics. (pp. 667-668) edited by Jan Gliński, Józef, Horabik and Jerzy Lipiec. Dordrecht, Netherlands: Springer. doi: 10.1007/978-90-481-3585-1_129 |
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2009 Book Chapter Soil management in the northern Guinea savanna of NigeriaKirchhof, G., Odunze, A. C. and Salako, F. K. (2009). Soil management in the northern Guinea savanna of Nigeria. Soil fertility in sweetpotato-based cropping systems in the highlands of Papua New Guinea. (pp. 43-48) edited by Gunnar Kirchhof. Canberra, ACT, Australia: Australian Centre for International Agricultural Research. |
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2009 Book Chapter Biophysical constraints of sweetpotato-based cropping systems in the Papua New Guinea highlandsKirchhof, Gunnar, Taraken, Issac T., Ramakrishna, Akkinapally, Ratsch, Rainer and Igua, Passinghan (2009). Biophysical constraints of sweetpotato-based cropping systems in the Papua New Guinea highlands. Soil fertility in sweetpotato-based cropping systems in the highlands of Papua New Guinea. (pp. 95-109) edited by Gunnar Kirchhof. Canberra, A.C.T., Australia: Australian Centre for International Agricultural Research. |
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2009 Book Chapter Statistical methods for a soil fertility management survey analysis in Papua New GuineaKravchuk, O., Wilson, T. and Kirchhof, G. (2009). Statistical methods for a soil fertility management survey analysis in Papua New Guinea. Soil fertility in sweetpotato-based cropping systems in the highlands of Papua New Guinea. (pp. 79-87) edited by Gunnar Kirchhof. Canberra, ACT, Australia: Australian Centre for International Agricultural Research. |
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2009 Book Chapter Survey methodology to assess socioeconomic and biophysical constraints—lessons learnt in the highlands of Papua New GuineaKirchhof, G., Taraken, I.T., Ratsch, R., Kapal, D. and Igua, P. (2009). Survey methodology to assess socioeconomic and biophysical constraints—lessons learnt in the highlands of Papua New Guinea. Soil fertility in sweetpotato-based cropping systems in the highlands of Papua New Guinea. (pp. 70-78) edited by Gunnar Kirchhof. Canberra, ACT, Australia: Australian Centre for International Agricultural Research. |
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2009 Book Chapter An analysis of village garden management in the Papua New Guinea highlandsWegener, M., Kirchhof, G. and Wilson, T. (2009). An analysis of village garden management in the Papua New Guinea highlands. Soil fertility in sweetpotato-based cropping systems in the highlands of Papua New Guinea. (pp. 88-94) edited by Gunnar Kirchhof. Canberra, ACT, Australia: Australian Centre for International Agricultural Research. |
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2009 Book Chapter Changing tillage management practices and their impact on soil structural properties in north-western New South Wales, AustraliaKirchhof, Gunnar and Daniells, Ian (2009). Changing tillage management practices and their impact on soil structural properties in north-western New South Wales, Australia. Soil fertility in sweetpotato-based cropping systems in the highlands of Papua New Guinea. (pp. 60-69) edited by Gunnar Kirchhof. Canberra, ACT, Australia: Australian Centre for International Agricultural Research. |
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2009 Book Chapter Overview of soil conservation technologies and their perception by farmers in NigeriaJunge, B., Deji, O., Abaidoo, R., Chikoye, D. and Kirchhof, G. (2009). Overview of soil conservation technologies and their perception by farmers in Nigeria. Soil fertility in sweetpotato-based cropping systems in the highlands of Papua New Guinea. (pp. 49-59) edited by Gunnar Kirchhof. Canberra, ACT, Australia: Australian Centre for International Agricultural Research. |
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2007 Book Chapter Plastic propertiesKirchhof, Gunnar (2007). Plastic properties. Encyclopedia of soil science. edited by Rattan Lal. New York, United States: Taylor & Francis. doi: 10.1081/E-ESS-120001587 |
