Research Article

Morphological Characters, Dry Matter Production, and Nutritional Quality of Cowpea (Vigna unguiculata L.) as Influenced by Genotype and Environment

Table 1

Descriptions of the test environments for geographical position.

ParameterLocation
KamashiAssosa

Longitude034°20′E 35°45′E034°20′E 35°45′E

Latitude09°30′N10°30′N

Altitude (m)1000-13501500-1550

Annual rainfall (mm)11501316

Daily minimum temperature (°C)3027.9

Daily maximum temperature (°C)2516.75

Soil typeNitisolNitisol