Physical and chemical conditions of soil are studied under

Physical and chemical conditions of soilo are studied under

The key abiotic factors that lead to so much variation in the physical- and chemical conditions of different habitats are

The key abiotic factors that lead to so much variation in the physical- and chemical conditions of different habitats are

The factor that influences the plants through the physical and chemical composition of the soils is:

List key elements that lead to variations in the physical and chemical conditions of different habitats.