The attached document is... lengthy but about page 20 the pictures of beneficial insects with a chart for how you can attract them to your garden, or farming plot
Good pdf., but it doesn't say anything about bees. Bees are probably the most beneficial of all insects--and not fot the honey they produce, but for their role in pollination. Einstein is quoted as having said that if bees went extinct, humans would follow them within four years. Everyone that can possibly set up a hive should have one near their garden.
for people who don't want to raise honey bees there are other bee options Leaf cutter or Mason bees are solitary and are great pollinators for the garden Quality Mason bees and Leafcutter bees - We care about your success
also wasps,butterfly’s.fly,s,bumble bees in fact any insect attracted to flowers will help pollinate plants