Soil is a mixture of tiny particles of rock, dead plants and animals, air and water. Different soils have different properties depending on their composition. Sandy soil is pale coloured and has ...

Dig a hole in the dirt a few inches deep, scoop out some soil, and place it on a sheet of white paper. With tweezers, have kids explore the composition of the soil. (Tip: Use the magnifier from ...

For the validation of qPCR data by cloning sequencing, qPCR products obtained for each primer pair, using one plant from each soil, were purified with MinElute kit (Qiagen) and reamplified by PCR ...

Soil is important to each of us in our everyday lives, but too often we think about it as just dirt! Soil is the special link between plants and humans. It feeds us, captures carbon and provides a ...

Read about healthy soils and resilient farms, focusing on lessons learned from U.S. soil conservation, with the U.S.