Obia, Alfred

In situ effects of biochar on aggregation, water retention and porosity in light-textured tropical soils

Obia, A., Mulder, J., Martinsen, V., Cornelissen, G., & Børresen, T. (2016) · Soil and Tillage Research

Soil Carbon and Nitrogen DynamicsSoil Management and Crop Yield

Cited by 488

Biochar effect on maize yield and soil characteristics in five conservation farming sites in Zambia

Cornelissen, G., Martinsen, V., Shitumbanuma, V., Alling, V., Breedveld, G., Rutherford, D., Sparrevik, M., Hale, S., Obia, A., & Mulder, J. (2013) · Agronomy

Soil Carbon and Nitrogen DynamicsAgricultural Science and Fertilization

Cited by 295