Search Results       Your search for [subject]Fertilizers, Nitrogen level in -- Effect on BPI-76 rice variety -- Urea and ammonium sulfate returned 1 record.           Effect of different level of nitrogen on BPI-76 rice variety using urea and ammonium sulfate. by Estember, Pablito E.; Nueva Ecija: Central Luzon State University, 1966. Subject: Fertilizers, Nitrogen level in -- Effect on BPI-76 rice variety -- Urea and ammonium sulfate; Rice, BPI-76 variety -- Nitrogen level, Effect of.          Add to Book Cart Relevance: 93.64%