Does your field have Western Bean Cutworm larva?
Over the past few weeks, we have been receiving calls, emails and texts about finding large caterpillars feeding on corn ears (see photo). In most cases, these are turning out to be Western bean cutworms. Although our numbers have been about the same as ...
Estimating Soybean Yield
To estimate yield, four soybean yield components need to be considered: plants per acre, pods per plant, seeds per pod, and seeds per pound (seed size). A printable worksheet to estimate soybean yield can be found by clicking here. It is difficult to a ...
Stink bugs in Soybeans
As our soybean begins to develop flowers and pods, we need to be aware of stink bugs that will begin feeding. Although more common in the southern US, we have been noticing more stink bugs in soybean the past few years, even some fields where economic da ...
C.O.R.N. Newsletter 2009-13
http://entomology.osu.edu/ag/images/sgiclb.pdf. And for organic growers, remember that Entrust is a spinosad product that is permissible on ... been done. See http://corn.osu.edu/index.php?setissueID=287,article C for an article that discusses how ...
Residual Herbicide Issues – were they applied, are they working, what to do
While a variety of rainfall and soil moisture conditions can be found around Ohio, a shortage of rain following application of residual herbicides seems to be common. We are hearing about weeds emerging early in the season even where residual herbicides ...
Early Insect and Slug Concerns
For a couple of weeks we have been warning about the possibility of black cutworms based on adult catches reported by surrounding states. We have begun to observe some minor feeding on corn, suggesting that the larvae are there and the worst of the damag ...