INTRODUCTION	PROMISING VARIETIES FOR IRRIGATED ECOLOGY
PROMISING VARIETIES FOR RAINFED LOWLAND ECOLOGY	PROMISING VARIETIES FOR UPLAND ECOLOGY
PROMISING VARIETIES FOR TIDAL WETLAND ECOLOGY	OTHER DATABASES

DEFINITIONS OF PROMISING VARIETIES

Promising Varieties are varieties that have yielded equal to or above of a predetermined yield level in at least 5 tests which were carried out during the 1992-97 period. The predetermined yield levels are:   Production Ecology Predetermined Yield Level Upland 2 Tonnes/ha Rainfed Lowland 3 Tonnes/ha Tidal Wetland (or Mangrove) 2 Tonnes/ha Irrigated in hunmid zones (Data for irrigated rice in Sahel zones are not adequate for the determination of Promising Varieties) 4 Tonnes/ha