For predictive sampling, use representative samples of an area. These can be collected following management zones in the field or by following a zig zag pattern through the field. For diagnostic ...

Nematode counts are highest around their food source – plant regionalUpdateContents – and may be at much lower concentrations deeper in the soil. Therefore, sampling deeper in the soil where turf ...

Fall is always a good time for soil tests, and following the hot, dry summer of 2021, this is also a good time to test for soybean cyst nematode.

For example, when processing 1,500ml of soil containing 5m cysts, there is is a 72% chance of detecting cysts with the whole sample, while if a 400ml subsample is processed, this falls to just 32% ...