The present invention discloses a method of preparing a controlled-release nitrogen, phosphorus and potassium (NPK) compound fertilizer. The method comprises steps of preparing a PLA biopolymer at a predefined concentration between 5-15 %w/v by…

Radiography testing (RT) is one of the techniques and methods in the field of Non Destructive Testing (NDT). It is widely used in various industries, especially in the oil and gas industry, either for the purpose of maintenance or during the…

Dendrobium Sonia KeenaPearl adalah variasi mutan baru. Ia terhasil melaui proses mutagenesis. Dendrobium sonia menggunakan sinaran gamma. Mutan ini adalah gabungan warna putih mutiara dan ungu lembut di tengah dan tepi bunga.