2. Effect of Storage and Poultry Manure Dosage on Soil Nitrate (NO3-) and Ammonium (NH4+) Availability, N-Uptake, and Yield of Head Lettuce (Lactuca Sativa, L.) Grown on Typic Calciaquolls
8. An exploratory study on farmer's vernacular knowledge about the land characteristics, soil quality and crop suitability in Lower Ganga Flood Plain: Bangladesh Perspective