About 4 weeks after planting, irrigate each day for 3 weeks to keep soil continuously saturated, allow soil to dry for 1week, clip plants, and cultivate soil. Repeat the sequence two more times. Spray roots to remove excess soil, bundle plants, and soak roots in a tub of water. Complete washing and rate plants indoors under uniform light. Se e also the KEY .
Field tests tend to be more precise, with greenhouse tests useful for screening.
Therefore, it is important to use a mixture of highly palhogenic isolates. Potato leafhopper control is very important in the Midwest. The percentage of plants adjusted to Agate is useful for comparing cultivars tested in different years. Irwin, J.A.G., S.A. Miller, and D.P. Maxwell. Alfalfa seedling resistance to Phytophthora megasperma.