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Title: Native Americans planted crops of corn, squash, and beans. The beans increased the level of nitrogen ... Post by: tyressjones on Apr 24, 2017 Native Americans planted crops of corn, squash, and beans. The beans increased the level of nitrogen in the soil. The corn required high levels of nitrogen and provided a support for the beans to climb and receive more light. The large leaves on the squash shaded the ground and limited weed growth. This agricultural method
A) increased the number of pests in the fields. B) created wildlife corridors. C) is a type of sustainable agriculture. D) caused mass extinctions. E) reduced the ecosystem services. Title: Re: Native Americans planted crops of corn, squash, and beans. The beans increased the level of ... Post by: Cellar on Apr 24, 2017 Content hidden
Title: Re: Native Americans planted crops of corn, squash, and beans. The beans increased the level of nitrogen ... Post by: tyressjones on Jun 21, 2017 Yes! Correct again :)
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