Effect of Sowing Distances on Edible Pod Yields and Yield Components of Three Vegetable Cowpea Cultivars ( Vigna unguiculata L. Walp.) Sesquipedalis Subspecies, Grown in Northeast Thailand

摘要

This experiment was conducted at the Experimental Farm, Mahasarakham University, Mahasarakham 44000, Northeast Thailand in the 2006 (August to October) to investigate effect of sowing distances on edible pod yields and yield components of three vegetable