Roots must have sufficiently large pore spaces to explore for water, oxygen and nutrients; here on the prairies, this ideal root environment typically exists only in the top 60 centimetres or so ...

Seven fully excavated 16 year-old root systems of Sitka spruce were analysed. All roots in excess of 1 cm diameter at their origin on the stumps were analysed, data being collected until root diameter ...

• An analysis of fructan structures, to increase the understanding of biosynthetic pathways and enzymology of fructan synthesis in root and leaf tissues of Lolium perenne is reported. • Fructan ...