A. M. Kalala

Optimum Levels of Sulphur and Zinc for Rice in Lowland Areas of Kilombero District, Tanzania

A. M. Kalala, J. M. R. Semoka & N. A. Amuri · Journal of Experimental Agriculture International · 2017

Two on-farm experiments were carried out from January to May of 2014 and 2015 at Mkula, Mbasa and Kisawasawa sites to establish optimum rates of sulphur (S) and zinc (Zn) for rice production in Kilombero district, Tanzania. The treatments tested were: an absolute control and a co...

Open access Research Article 10.9734/JEAI/2017/29773

Response of Rice to Phosphorus and Potassium Fertilization Based on Nutrient Critical Levels in Plants and Soils of Kilombero Valley

A. M. Kalala, N. A. Amuri & J. M. R. Semoka · Advances in Research · 2016

Phosphorus (P) and potassium (K) optimization is crucial for achieving high yields of rice. This study objective was to establish optimum rates and critical concentrations of P and K in soil and rice shoots using soils from Kilombero district, Tanzania. Two-screen house experimen...

Open access Research Article 10.9734/AIR/2016/26368

Sulphur and Zinc Fertilization Effects on Growth and Yield Response of Rice

A. M. Kalala, N. A. Amuri & J. M. R. Semoka · International Journal of Plant & Soil Science · 2016

Information on critical concentration and optimum rates of fertilizers is very important in the correction of sulphur (S) and zinc (Zn) deficiencies. A study was carried in the screen house experiments to establish optimum rates and critical concentrations of sulphur and zinc in...

Open access Research Article 10.9734/IJPSS/2016/25567