ABSTRACT

Acid Soils of Tropical America ...............................................................................1114 44.2.3 Breeding of Improved Brachiaria Grasses Depends on Optimized Trait-Based

Selection ...................................................................................................................1114 44.2.4Tropical Acid Soils Are a Resource for Future Agricultural Development ............1115 44.2.5Low P Availability in Tropical Soils Is a Limiting Factor ......................................1115 44.2.6Selection of P Efcient Brachiaria Grasses ............................................................1117