Phosphorus and Compost on Potatoes
Compare compost with mineral P fertilizer as a means of supplying P to potato.
IPNI-2001-CAN-AB21
10 Apr 2001
Objectives
- to examine the effect of high rates of P fertilizer on yield and quality of potatoes;
- to determine critical soil and tissue levels at which a response to P can be expected;
- to compare compost with mineral P fertilizer as a means of supplying P to potatoes;
- to determine what impact compost or manure applications have on the occurrence of diseases in potatoes;
- evaluate the usefulness of tissue analysis of potato petioles for P
- to develop a sustainable use for compost.