APLIKASI BIOCHAR DAN PUPUK KANDANG SAPI TERHADAP PERTUMBUHAN TANAMAN BAYAM MERAH (Amaranthus tricolor L)

Abstract

SUMMARY

Yonni Oktavio Balompapung, 14031108021 (2021) Application of Biochar and Cow
Manure on Growth of Red Spinach Plants (Amaranthus Tricolor L). Under the
guidance of Dr. Ir. Verry Ch. Warouw, MS as Chairman and Dr. Ir. Lientje Th.
Karamoy, MSi as Member.
This study aims to examine and find out how much influence the application of
biochar and cow manure on the growth of red spinach (Amaranthus Tricolor L)
plants. This research was conducted in Kakaskasen Village, North Tomohon District,
Tomohon City. For pot experiments, soil analysis and cow manure were carried out at
the Laboratory of Chemistry and Soil Fertility, Department of Soil, Faculty of
Agriculture, Sam Ratulangi University, Manado. This research was conducted using a
completely randomized design method consisting of 7 treatments with 5 replications
in order to obtain 35 experimental pots, where soil control (KT), soil biochar control
(KTB) and A, B, C, D, E as mixed growing media biochar and cow manure according
to the dosage.
The results of this study indicate that the application of biochar and cow manure
affects the growth and production of red spinach (Amaranthus Tricolor L.) in this
case plant height, plant fresh weight and plant dry weight. The higher the dose of
manure given, the higher the results obtained for plant height, plant fresh weight and
plant dry weight.

Keywords: Biochar,Cow manure, Red spinach.