Pengaruh Pupuk Hayati dan Anorganik Terhadap Populasi Bakteri Pelarut Fosfat, Kandungan Fosfat (P) dan Hasil Tomat Hidroponik [Effect of Biological and Inorganic Fertilizers on Phosphate-Solubilizing Bacteria Population, Phosphate (P) Content and Yield of Hydroponic Tomatoes]
Optimalisasi Penggunaan Pupuk Majemuk Sintesis NPK 15-15-15 dengan Pupuk Hayati Trichoderma sp. untuk Tanaman Bawang Merah (Allium ascolanicum)/Optimizing the use of synthetic NPK 15-15-15 compound fertilizers with biological fertilizers Trichoderma sp. for shallot plant (Allium ascolanicum)