Kata kunci : Prestasi Belajar, Aktivitas, Keterampilan, Model Snowball Throwing. Pada proses belajar mengajar guru sudah mengupayakan sebagai cara untuk meningkatkan penguasaan materi, tetapi masih ada siswa yang mengalami kendala-kendala dalam…
Phosphorus and Nitrogen Uptake by Sunflower Due to Urea and SP-36 Fertilization on UltisolABSTRACT. The objective of this research were to study the effect of nitrogen (N) from urea and phosphorus (P) from SP-36 fertilization on N and P uptake by…
Response of Sunflower (Helianthus annuus L.) Pollination to Honey Bees (Aphis cerana) and Crop PopulationABSTRACT. High percentage of empty seed most problem sunflower cultivation in Indonesian, less native pollinators may be caused. Grown sunflower…