Heterogeneity of crop productivity and resource use efficiency within smallholder Kenyan farms: Soil fertility gradients or management intensity gradients?

Author:

Tittonell P.,Vanlauwe B.,de Ridder N.,Giller K.E.

Publisher

Elsevier BV

Subject

Agronomy and Crop Science,Animal Science and Zoology

Reference36 articles.

1. Tropical Soil Biology and Fertility: A Handbook of Methods;Anderson,1993

2. Andriesse, W., Van der Pouw, B.J.A., 1985. Reconnaissance Soil Map of the Lake Basin Development Authority, Western Kenya (scale 1: 250,000). In: Netherlands Soil Survey Institute/Kenya Soil Survey, Wageningen/Nairobi.

3. Nutrient balances and their consequences in the banana-based land use systems of Bukoba District, Northwest Tanzania;Baijukya;Agric. Ecosyst. Environ.,1998

4. Soil and crop growth micro-variability in the west African semi-arid tropics: a possible risk-reducing factor for subsistence farmers;Brouwer;Agric. Ecosyst. Environ.,1993

5. Opportunities for increased nitrogen use efficiency from improved resource management in irrigated rice systems;Cassman;Fld. Crops Res.,1998

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