THE MANURE EFFECT OF DIFFERENT LEVELS OF FARM YARD AND NITROGEN ON THE YIELD COMPONENT OF ROSELLE (Hibiscus sabdarljfa L)  

2011-12-12
Field experiment was conducted al the department of Agricultural Education, Federal College of Education (tech.), Gombe (10°15 N,11°10 E), Gombe stale, Nigeria to determine the effects different levels of FYM ...