There are sometimes too few flowering vegetation in agricultural landscapes, which is one cause for the decline of pollinating bugs. Researchers on the College of Göttingen have now investigated how a combination of crops of faba beans (broad beans) and wheat impacts the variety of pollinating bugs. They discovered that areas of combined crops in contrast with areas of single crops are visited equally usually by foraging bees. Their outcomes had been printed within the journal Agriculture, Ecosystems & Setting.
The researchers noticed and counted foraging honeybees and wild bees in mixtures of wheat and faba bean and in pure cultures that solely contained faba beans. “We had anticipated that the combined crops with fewer flowers can be visited much less regularly by bees for foraging than single crops,” says PhD scholar Felix Kirsch from the Purposeful Agrobiodiversity analysis group, College of Göttingen. “To our shock, this was not the case.”
This could possibly be as a result of a number of causes. “Our combined cultures had been much less dense than pure cultures, which probably elevated the visibility of the flowers. This may need attracted the equally massive variety of bees to the combined cultures,” suggests Dr Annika Haß, postdoctoral researcher within the Purposeful Agrobiodiversity analysis group. “As well as, lowered competitors between the faba bean vegetation in combined cultures might imply that they’ll make investments extra sources within the manufacturing of nectar and pollen to extend their attractiveness to bees,” provides Professor Wolfgang Hyperlink, head of the group for Breeding Analysis Faba Bean.
“Combined cultivation of wheat and faba bean has additionally different benefits for crop manufacturing,” says Professor Catrin Westphal, Head of Purposeful Agrobiodiversity. As an example, yields per bean plant had been larger in combined crops than in pure cultures. “Cereal crops may be ecologically enhanced by including legumes corresponding to beans or lentils. This will make a useful contribution to growing the abundance of flowers on the arable land and thus counteracting pollinator decline,” concludes Haß.