Indexation
* are regulations.
* form of passive management.
* increases the cost base by the rate of inflation.
* is control

### indexs:

Economic indicator
* Economic Indicators View recent economic data.
* Some economic indicators cause concern for the future.
* are indexs.
* continue to depict a healthy, albeit cooler, national economy.
* help describe the impact of chemical use and poor control.
* show strength in most sectors of the economy.

Heat index
* Some heat indexes relate to responses.
* is the apparent temperature considering both the temperature and relative humidity
  - used as a more accurate measure of demand than simply temperature
* measure of the air temperature and the relative humidity.

### indian giver:

Indian summer
* Most Indian summer is part of autumn.
* is an Indian giver
  - part of fall
  - time periods

### indigenous kentucky grass:

Fescue
* also has a fine, textured blade and deep green foliage.
* are among our most rugged and drought tolerant turf grasses
  - cool season grasses and have a bunch type growth habit
  - very susceptible to damage and are often killed in dry seasons
* bunchgrass which can provide fair quality nesting structure if lightly grazed.
* can be much more persistent than bromegrass or quackgrass
  - inhibit the growth of other plants, and it produces little food or cover for wildlife
* come in many forms and are generally classified as fine or coarse.
* common pasture grass in eastern Oklahoma.
* contains an endophyte fungus that lives in a symbiotic relationship with fescue grass.
* cool-season grass and grows most actively during the cooler periods of the year.
* fine grass that grows in poor soil and in dry conditions.
* germinate rapidly and seedlings establish quickly.
* grows best in open sunlight and spreads primarily by seed to form dense solid stands
  - rapidly and requires frequent mowing to help it spread
* is also adaptive as a companion crop with clover or alfalfa and other forage grasses
  - an indigenous Kentucky grass
  - considered the best adapted cool-season perennial grass for Mississippi
  - higher in energy and digestibility during late fall than at any other time of year
  - relatively drought-tolerant, but needs to be watered during the summer to keep it green
  - resistant to insects, disease and weed competition
  - the most persistent, best adapted, cool season perennial forage grown in eastern Oklahoma
  - used for both pasture and hay
  - well suited for planting along highways, roadsides and idle areas for erosion control
* low-maintenance grass that resist diseases and tolerates shade and some drought.
* prefer water but are drought tolerant when forced to be.
* typically has a split growing season in Oklahoma.

### indigenous kentucky grass | fescue:

Fine fescue
* are a group of fescues including chewings, creeping red and hard fescues
  - quite tolerant of shade
* have a high shoot density.
* require less maintenance and many adapt to shade.

Red fescue
* can establish in the lawn quickly while the slower growing bluegrass is forming
  - tolerate extremely dry conditions
* is in the fine fescues category and has narrow deep green blades
  - much more tolerant of shade than bluegrass
* occurs in primary succession in several wetland habitats
  - subarctic northern Manitoba on the estuary of the Churchill River
* sod former, while chewings fescue and hard fescue are bunch-type grasses.