EFFECTS OF NPK FERTILIZER, CATTLE MANURE AND LEAF HARVESTING FREQUENCY ON SOIL AND PERFORMANCE OF BUTTERNUT IN COASTAL KENYA

Abstract

EFFECTS OF NPK FERTILIZER, CATTLE MANURE AND LEAF HARVESTING FREQUENCY ON SOIL AND PERFORMANCE OF BUTTERNUT IN COASTAL KENYA MARTIN MALUKI A Thesis Submitted in Partial Fulfilment of the Requirements for the Degree of Doctor of Philosophy in Horticulture of Pwani University July, 2020 ii