Written by cpm
A new summer-sown biofumigant mix is available this year. CPM finds out just how hot the Vindaloo is. The golden rule is to chop the crop thoroughly and as finely as possible. By Rob Jones Summer Vindaloo contains the hottest mustard varieties and very hot rocket. As well as their ability to turn up the heat, the constituent varieties have also been selected for their rapid growth, says Shrops-based Agrovista agronomist Andrew Wade. The spicy mixture has the potential to outperform conventional autumn-sown, overwintered varieties in the suppression of potato cyst nematode. The mix is aimed at growers, especially on trickier land, who prefer or need to complete their deep cultivations before winter sets in, he says. Andrew Wade says it’s best to allow PCN cysts to deteriorate for a few years before growing a biofumigant crop. “As long as Summer Vindaloo is sown early enough, in July or early Aug, it can be incorporated in Oct and will deliver at least as powerful a punch as the more traditional over-wintered mixes.” Sowing at that time will ensure the plants develop enough bulk to deliver a high enough dose of isothiocyanate (ITC) gas, which is released…
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