In year one of crop rotation plant potatoes in section one, ____ in section two and brassicas in section three. In year two of crop rotation plant legumes, onions and roots in section one, ____ in section two and potatoes in section three. In year three of crop rotation plant brassicas in section one, ____ in section two and legumes, onions and roots in section three. P____ and d____ control: Soil pests and diseases tend to attack specific plant families over and over again. By ____ crops between sites the ____ tend to decline in the period when their host plants are absent which helps reduce build-up of damaging populations of spores, eggs and pests. Weed control: Some ____, like potatoes and squashes, with dense foliage or large leaves, suppress ____, thus reducing maintenance and weed problems in following crops. Soil fertility: Different crops have different ____ requirements. Changing crops ____ reduces the chance of particular ____ developing as the balance of nutrients removed from the soil tends to even out over time.

Crop rotation

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