Impact of chemical fertilizer on soil fertility of oil palm plantations in relation to productivity and environment

DH Azahari - IOP Conference Series: Earth and Environmental …, 2023 - iopscience.iop.org
Indonesia produces around 45 MT of CPO in 2020. It is predicted that the demand of world
palm oil will remain. Most of the oil palm plantations are grown on acidic soils with low …

Kombinasi Campuran Pelepah Kelapa Sawit Dan Kulit Kacang Tanah Sebagai Bahan Baku Pembuatan Biobriket

D Paranita - Jurnal Al Ulum LPPM Universitas Al …, 2020 - ejurnal.univamedan.ac.id
This study used oil palm fronds and peanut shells with a carbonization temperature of 300 0
C for 15 minutes, and the adhesive used in this study was tapioca flour with a content of 15 …

[PDF][PDF] Inorganic Nutrient Composition and Frequency of Ratoon on Kangkong (Ipomoea reptans Poir) in Pot Trial Using Ultisol Media for Urban Farming

N SitiKhodijah, UR Ningsih… - Jurnal Teknik Pertanian …, 2024 - scholar.archive.org
Kangkong (Ipomoea reptans) is a type of vegetable that is quite easy to cultivate. Cultivation
of kangkong with a ratoon system is more efficient in cultivation time and input, and …

[图书][B] Ilmu Tanah Proses Pembentukan, Fungsi, Bahan Mineral, dan Organik Tanah

M Efendi - books.google.com
Pentunjuk Praktikum ini dapat dijadikan sebagai pedoman bagi mahasiswa (i) serta dapat
memandu seluruh kegiatan dalam pembelajaran dan merepresentasikan isi kompetensi …