In this study we examined the impact on soil C, total soil N and available P of six rotations namely: long season tobacco cultivar ‘KM10’ grown continuously (ContKM10), medium season tobacco cultivar ‘RK8’ grown continuously (ContRK8), grass-grass-grass-KM10 (G-G-G-KM10),...

Shifting cultivation is the primary means of livelihood for subsistence farmers throughout the humid forests of the tropics. They rely on the forest landscape as a source of fertile land to sustain their livelihood. Sustainable use of the resource base requires long periods of fallow and the...