In Canada, leaf-cutter bees have been used successfully to pollinate alfalfa crops, and may also be useful as blueberry pollinators.

The alfalfa crop alone consumes more water than the cities of Los Angeles and San Francisco combined.

In agriculture, permethrin is mainly used on cotton, wheat, maize, and alfalfa crops.

His tenant, E.W. Hardman asked for $700, a steep price for alfalfa crops in January at the end of the depression.

Damage to alfalfa crops is sometimes caused by field mice, gophers, and ground squirrels.

Damage to alfalfa crops is also caused by insects (such as the alfalfa webworm, the alfalfa weevil, and the alfalfa aphid).

The deep meadow between the river and us rippled as gentle breezes brushed the silky tops of the alfalfa crop.

That's right; bees bring us our morning coffee, and, by pollinating the alfalfa crop that produces hay, then meat and milk, they deliver the cream we lace it with.

Since then, Aphanomyces root rot has been an emerging concern in alfalfa crops in the United States and Canada, and is considered widespread in Wisconsin.

It produces the most alfalfa crops in Brazil which earns the nickname the "Alfalfa Capital of Brazil".