Early and accurate yield estimation is very useful information for growers to adapt management decisions and inputs (i.e., fertilizer, herbicides, fungicides, etc) based on potential […]

Many growers experienced significant leaf drop this spring, probably due to an early cold event that occurred last fall. In addition, during our last virtual […]

Harvest day is perhaps the most important day of the year for grape grower. It is the last major task of the growing season, but […]

Every good vintner knows that each growing season has unique weather condition, pest pressure, and other factors that cumulatively produce a distinctive vintage. This season […]

All cultivars at the West Madison Agricultural Research Station (WMARS) have entered bloom and are beginning to reach early fruit-set; development spans from E-L* developmental […]

Because we have such a wide spectrum of damage – from 5 to 100% – in our apple crop this year, I thought it would […]

As mentioned in the “supplemental” issue of the Wisconsin Fruit News, published on May 17th, there was some damage from frost at West Madison Agricultural […]

Vines at West Madison Agricultural Research Station show a fair bit of frost-damage this week. The prevalence of frost-damaged shoots on an individual vines varies […]

The frost of May 14-15 was a particularly late frost and many of you are probably wondering what to do now. Here are some recommendations […]

Degree days (DD) are a tool with which we can estimate the most abundant life stage present of a certain pest species at each point […]