Compost is an acceptable amendment for blueberry plants, but it's important to test it before you apply it. Pay attention to pH and nutrient levels, and watch out for weeds.
This article describes how to determine vineyard nutrient needs through tissue and soil sampling.
Describes how to grow highbush and cultivated blueberries in a home garden. Covers how to establish a planting, select a site and cultivars, determine soil requirements, prepare soil, plant, control weeds, mulch, fertilize, water, ...
Information on vineyard water management, focusing on when to initiate irrigation.
Differences between processed and organic fertilizers are explained in this article.