Pengaruh Macam Bahan dan Konsentrasi Compost Tea terhadap Pertumbuhan Bibit Kelapa Sawit di Pre Nursery

Abstract— This study aims to determine the effect of application various materials and concentration compost tea on growth oil palm seedlings in pre-nursery. research was conducted Pasar Lembu Village, Air Joman District, Asahan Regency, North Sumatra Province. The from March May 2021. used a factorial experimental method arranged Completely Randomized Design (CRD) consisting two factors, namely material 3 levels (kascing, cow goat compost) levels, chemical fertilizers Urea NPK (as control), 1:3, 1:5, 1:10. From these 12 treatment combinations were obtained with each repeated 6 times, so that 72 plant samples obtained. data analyzed by analysis variance at 5% level. Significantly different will be further tested DMRT (Duncan's Multiple Range Test) test Parameters observed this height, number leaves, stem diameter, crown fresh weight, shoot dry root weight length. results showed there no significant interaction between gave same all parameters, as well tea. Giving 1:10 is more efficient has been able replace fertilisers pre nursery.