Planting & Soil第 41 / 100 题
Compost is added to soil primarily to do what?
a.Raise pH to strongly alkaline levels
b.Improve soil structure, add organic matter, and support microbial life
c.Serve as the sole source of all nutrients permanently
d.Compact the soil
解析
Compost improves soil structure, increases water and nutrient holding capacity, and feeds beneficial soil microorganisms. While it adds some nutrients, its main value is as an organic amendment that improves overall soil health. It benefits both sandy and clay soils.
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