Teachers are categorized in four main classes in Bangladesh at University level. The ascending rank of teacher is Lecturer, Assistant Professor, Associate Professor and Professor. The initial position Lecturer is generally enrolled as the top student of the class. Master's degree is required for normal university level Lecturer.
Humus soil is soil made up of decayed organic material. Popularly, it refers to soil that is light in texture, dark brown or black in color, and sweet-smelling.
Humus soil is soil made up of decayed organic material. Popularly, it refers to soil that is light in texture, dark brown or black in color, and sweet-smelling.It is considered the richest soil and is usually described as the ideal soil type.Most soils are a combination of the soil types, and tend have either more clay or more sand, with varying amounts of humus. In terms of chemistry, humus is made up of completely decomposed plant and animal material.ost soils are a combination of the soil types, and tend have either more clay or more sand, with varying amounts of humus. In terms of chemistry, humus is made up of completely decomposed plant and animal material.