Hakutulokset: Kirjoja kirjailijalta Us Department of Agriculture
yhteensä 33 hakutulosta
Climate Change, Aquatic Ecosystems, and Fishes in the Rocky Mountain West: Implications and Alternatives for Management
Soil Change Guide: Procedures for Soil Survey and Resource Inventory
Many soil properties have changed and can change as a result of management, historical land use, or even natural factors, such as drought, interacting with land use. National soil …
National Research Initiative
Our nation faces daunting challenges to its food and fiber system and to the condition of our natural resources in the coming decades. Rapid increases in world population and the …
Drying Eastern Hardwood Lumber (Agriculture Handbook No. 528)
Interest in broader utilization of hardwoods has been spurred by shortages of softwoods and an apparent surplus of hardwoods. However, to greatly increase use of hardwoods will …
Agricultural Statistics 2016
Installing Monitoring Wells in Soils - Version 1.0
This technical note provides general guidance on how to install and use piezometers and water-table wells to investigate soil water regimes under conditions commonly encountered in …
Measuring Food Insecurity and Hunger
Soil Survey Field and Laboratory Methods Manual - Soil Survey Investigations Report No. 51 (Version 2) Issued 2014
Field and laboratory data are critical to the understanding of the properties and genesis of a single pedon, as well as to the understanding of fundamental soil relationships based …
Keys to Soil Taxonomy - Twelfth Edition, 2014
This publication, Keys to Soil Taxonomy, Twelfth Edition, 2014, coincides with the 20th World Congress of Soil Science, to be held on Jeju Island, Korea in June 2014. The Keys to …
A Guide to Hydric Soils in the Mid-Atlantic Region - Version 2.0
Identification of soils as "hydric" is critical to the protection of wetlands under the Clean Water Act (CWA) (Federal Water Pollution Control Act, 2008). According to the "Corps …
Measuring Food Insecurity and Hunger
FIRE WEATHER: Agriculture Handbook 360
Weather is never static. It is always dynamic. Its interpretation is an art. The environment is in control in wildland firefighting. Free-burning fires are literally nourished by …