Agriculture Reference
In-Depth Information
three types of roots: (i) large tap roots which anchor the plant to the soil and convey the
phloem sap, nutrients and water; (ii) thin lateral roots, which ramify mainly close to the
surface and in a nutrient-rich layer of marl deposited at 10-30 cm depth; and (iii) deep
lateral roots which extract water from the lower horizons, at 60-120 cm depth. (Figure III.14)
