These fluctuating temperatures that we have had this spring where we go from snow days to short days provides some opportunities to get the crews out and enjoy some nice weather. Sampling for Soybean Cyst Nematode is fine to do in the spring, especially in years where the ground thaws early.
It is becoming increasingly important in Ohio to know your numbers. Sounds like a cholesterol warning doesn’t it? In the case of SCN, less than 500 eggs per cup of soil and keeping it under 1,000 is what we need to shoot for on some fields. Non-detectable levels are like gold.
If you haven’t tested in a while, here are some guidelines of fields to be sure to target:
1. Fields which are consistently low yielding, always below the county average
2. Continuous soybean fields
3. Fields with a healthy crop of purple dead nettle, shepherds purse, or planted to a legume cover crop.… Continue readingRead More »