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Coffee Husk as Fertilizer for Optimizing Growth and Postharvest Quality of
Kangkung Darat (Ipomea reptans. Poir)
Maizatul Najjuwa Binti Mohd Safalisam
Supervisor: Dr. Aidilla Binti Mubarak
Co- Supervisor: Dr. Ramisah Binti Mohd Shah
Bachelor of Science Agrotechnology (Postharvest Technology)
School of Food Science and Technology
This study looked at the effect of coffee husk (CH) incorporated into chemical fertilizer
for optimizing growth and postharvest quality of kangkung darat grown in polybag.
The study tested different ratio of CH with NPK fertilizer (100% NPK, 50% NPK+ 50%
CH, 20% NPK+80% CH and 100% CH). The application of 50% NPK + 50% CH was
found to significantly improve the plant height, number of leaves, stem diameter,
weight of plant and the greenness of leaves (p