Bees gather pollen to feed to their brood. With out pollen, the brood starves and the bees are eradicated. Of their native habitats, bees encounter a wide range of vegetation with differing phenologies. Some flower early, some midseason and a few flower late. Collectively, these vegetation provide a steady supply of pollen. In agroecosystems, as huge space could also be cultivated with a single plant. As an illustration rape seed flowers early for a couple of weeks, then units seed. It requires pollinators however solely flowers for a couple of weeks. Bees can gather substantial pollen in spring solely to starve in summer time into fall.
Nonetheless, if the agroecosystem is managed to incorporate each blocks of rape seeds and blocks of sunflowers, the sunflowers will present pollen after the rape seed is completed flowering. Borders and fence rows that include flowering vegetation can present a bridge meals for bees if a spot happens. Bees are an essential element of meals manufacturing. Crops with insufficient pollination can have decrease yields. By managing the panorama to encourage bees, farmers can enhance their yields and earnings.