... about understory vegetation, soil microorganisms, landscape patterns, and stream chemistry and benthic macroinvertebrate populations and communities. For example, plants that are geophytes are the predominant life form in disturbed areas, and some understory species are more common in disturbed sites...

... of other environmental alterations on the long-term population central tendencies of whole communities. contaminant disturbance food chains interaction assessment population cleanup biological community toxicants pesticides John M. Emlen ~ Interaction Assessment II1" Predicting Population...

... design problems where the loading may induce strains larger than the ‘elastic’ level. sand friction angle modulus self-boring pressuremeter disturbance Peter K. Robertson and John M.O. Hughes DETERMINATION OF PROPERTIES OF SAND FROM SELF-BORING PRESSUREMETER TESTS REFERENCE: Robertson, P.K...

... peat and have also been used successfully in soft-to-almost-fluid organic diatomaceous soils. sampling peat organic soils laboratory testing disturbance trimming equipment Arvid O. Landva,^ Peter E. Pheeney, and Donald E. Mersereau Undisturbed Sampling of Peat REFERENCE: Landva, A. O...

... and unconfined compressive strength of stabilized granular soils. Laboratory testing of fabricated stabilized samples at zero and maximum density defines the relationship. Testing of stabilized field samples then indicates relative density. chemical grouts disturbance grout properties relative density...