If a Manager Can Afford Only a Limited Amount of Soluble

Multiple Choice

If a manager can afford only a limited amount of soluble P fertilizer for a calcareous soil with low phosphorus availability,the best plant growth is likely to be obtained if the P fertilizer is applied _____.

A) well in advance of the plant's main period of nutrient uptake
B) evenly across the entire area to be fertilized and mixed thoroughly with the soil in the root zone
C) in narrow bands or localized concentrations
D) in combination with ground limestone
E) a combination of both B and D would be best