Seasonal variation in litter fall an age series gmelinaarborea plantation in a Nigerian rainforest

Subjects: “…Nutrient dynamics,…”

NUTRIENT UTILISATION AND GROWTH OF CATFISH (CLARIASGARIEPINUSBURCHELL)FED GRADED LEVELS OF DIFFERENTLYPROCESSED SUNFLOWER (HELIANTHUS ANNUUSLINNAEUS) SEED MEAL

Subjects: “…Nutrient utilisation…”

Nutrient-use efficiency of tectona grandis (Linn. f.) seedlings on basement complex and ferric luvisol soils of Ibadan, Nigeria

Subjects: “…Nutrient use - efficiency…”