Soil structure is how sand, silt and clay fractions are organized into aggregated or structural units. The three basic types of soil structure are single-ground, massive, and aggregated. Soils consisting of primarily coarse, granular sands that are completely unattached to each other have a single-grained soil structure.
We’ve compiled here a list of tests that might interest you based on your specific search.
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Midwest Laboratories USDA Plant Import PermitREAD MORE
Modern agriculture demands top yields... and quality yields. Additionally, you demand profitable yields. In satisfying these demands, plant tissue analysis has become a valuable crop production tool. Top quality and profitable yields, unfortunately, don't just happen. Many factors need to be considered... like adequate moisture and fertility, proper plant population, adapted variety, disease and insect resistance and control... the list goes on. One of the more important factors affecting crop yields is the nutrient status of the plant... or the flow of nutrients to plant tissues during the growing season. Nutrient status is an "unseen" factor in plant growth, except when deficiencies become so acute that visual deficiency symptoms appear on the plant.READ MORE
Fallow syndrome is a result of population reduction of fungi. The syndrome can often be confused with a phosphorus deficiency.READ MORE