Life Sciences Commons^™

Cc90-342 Soil Compaction...Fact And Fiction: Common Questions And Their Answers, Alice J. Jones, Robert D. Grisso, Charles A. Shapiro

University of Nebraska-Lincoln Extension: Historical Materials

What causes soil compaction? Compaction occurs when soil particles move closer together because of external forces exerted by humans, animals, equipment and water droplets. It can be found on the soil surface and at almost any depth. Compacting soils leads to conditions that are less than optimum for crop growth, soil water management and efficient use of agricultural chemicals.

G90-945 A Gardener's Guide For Soil And Nutrient Management In Growing Vegetables, E.J. Penas, Dale T. Lindgren

University of Nebraska-Lincoln Extension: Historical Materials

How to manage soil and nutrients when growing vegetables is discussed here, as is soil testing, soil pH, organic matter, and the use of commercial fertilizers.

Using fertilizers as nutrient sources in growing vegetables is one cultural practice that can improve production if done correctly. This means using the right fertilizer material, applying it at the correct rate and time, and using the proper method of application.

Fertilizer needs for vegetables depend on the kind of vegetable grown, chemical properties of the soil, previous cropping history, and adequate water for plant growth. Guidelines here are based on soil chemical properties …