The Value of Powdery Mildew Resistance in Grapes : Evidence from California

@inproceedings{Fuller2014TheVO,
  title={The Value of Powdery Mildew Resistance in Grapes : Evidence from California},
  author={Kate B. Fuller and Julian M. Alston and Olena S. Sambucci},
  year={2014}
}
Renato Seixas and José Maria Silveira...........................9 Powdery mildew (PM) is a fungal disease that can damage many crops. On most plants, PM appears as white, powdery spots on leaves, shoots, flowers or fruit, which if untreated, can spread over large areas of the leaves and stems and cause reduced yields and lower fruit quality. Grape PM, Erisiphe necator, is the most preva­ lent leaf-infecting disease for California grapes. Across the state, it accounts for 74% of grape pesticide… CONTINUE READING