Contributions of Some Yield Attributes to Seed Yield of Sesame ( Sesamum indicum L.) In the Northern Guinea Savanna of Nigeria

摘要

Field trials were conducted during the rainy seasons of 2005, 2006 and 2007 to study the contributions of some yield attributes to the seed yield of sesame. The experiments consisted of four levels of poultry manure (0, 5.0, 10.0 and 15.0 t ha^-1