permeability of soil
111Panicum virgatum — Taxobox name = Switchgrass image width = 240px regnum = Plantae divisio = Magnoliophyta classis = Liliopsida ordo = Poales familia = Poaceae genus = Panicum species = P. virgatum binomial = Panicum virgatum binomial authority = L. Panicum… …
112Johnson Creek (Willamette River) — Geobox | River name = Johnson Creek category = Creek image size = 300 image caption = Johnson Creek near Regner Road in Gresham etymology = William Johnson, early settler country = United States country state = Oregon district type = County… …
113Types of concrete — There are many types of concrete, variations of installation, composition, finish and performance characteristics. A highway paved with concrete …
114Slurry wall — excavator A set of Slurry wall guide walls before excav …
115Pseudomonas — Taxobox color = lightgrey name = Pseudomonas image width = 280px image caption = P. aeruginosa colonies on an agar plate. regnum = Bacteria phylum = Proteobacteria classis = Gamma Proteobacteria ordo = Pseudomonadales familia = Pseudomonadaceae… …
116Parent material — Parent material, in soil science, means the underlying geological material (generally bedrock or a superficial or drift deposit) in which soil horizons form. Soils typically get a great deal of structure and minerals from their parent material.… …
117Bay mud — consists of thick deposits of soft, unconsolidated silty clay, which is saturated with water; these soil layers are situated at the bottom of certain estuaries, which are normally in temperate regions that have experienced cyclical glacial cycles …
118Crosshole sonic logging — (CSL) is a method to verify the structural integrity of drilled shafts and other concrete piles. The CSL method is considered to be more accurate than sonic echo testing in the determination of structural soundness of concrete within the drilled… …
119Causes of landslides — The causes of landslides are usually related to instabilities in slopes. It is usually possible to identify one or more landslide causes and one landslide trigger. The difference between these two concepts is subtle but important. The landslide… …
120Zinc deficiency — POOPO Classification and external resources TOOTO ICD 10 E60 …
