Our analytical methods are for arid & semi-arid agriculture. We analyze: soils; plant tissues; irrigation, source/effluent waters; composts & fertilizers. Our professionals provide fertilizer recommendations, nutrient management plans, troubleshooting expertise, irrigation and fertility/salinity management. The laboratory is ELAP certified, and approved by California Department of Food & Agriculture and California Water Quality Control Board. Our quality assurance and quality control assures that we provide quality results. We work primarily in the 11 Western states, but we have extensive experience with soil and tissue from Japan, Mexico, Chile, Canada, Spain, Jordan and Uzbekistan. Clients include dairies, growers, homeowners, engineering firms, food processors, and water systems.

Biological & ecological studies, habitat assessment, management and monitoring for energy & natural resource development (hydroelectric, petroleum, natural gas, geothermal, wind, mining); water management systems (flood control, dams, reservoirs); linear facilities (pipelines, transmission lines, fiber-optic cables, transportation corridors); forest products; government installations; and wildlife refuges/natural areas. Coordinates international, U.S., and California agency permitting and consultation and conducts NEPA (U.S.) and CEQA (California) compliance, and other environmental reviews. Formal agency consultations under the U.S. and California Endangered Species Acts and federal Clean Water Act. U.S. Army Corps 404 permit and California Department of Fish & Game Streambed Alternatio