Precision farming
* are agriculture.
* can affect both input costs and crop production
  - help farmers cut input costs and reduce pollution
* has many other applications.
* involves the adoption of both new technology and a new level of management.
* uses information to increase a farm's profitability.

Preemption
* complex legal matter which can only be finally determined by court decisions.
* is appropriations.
* is legal principles
  - rights
  - the transfer from normal operations of signals to a special control mode

Previous research
* indicates coronary heart disease is the leading killer of women
  - that tyrosine phosphorylation can prolong sodium current
* suggests that smoking can damage the endothelium.

Persistence
* byproduct of passion.
* can vary greatly from soil to soil.
* characteristic of true biblical faith.
* depends upon many factors including degree of algae and weed infestation.
* describes how long the herbicides remain active after application.
* form of mental illness.
* forms the infrastructure of a business organization's information assets.
* implies that the bytes have a meaning that extends in time.
* is also a specific computer term.
* is an important negative criterion in the ecological assessment of chemicals
  - often neglected aspect of prayer
  - another quality that military personnel learn early in their profession
  - diagnosed by otoscopy or pneumotoscopy
  - durability
  - extremely important in starting and growing a company
  - greater in heavy, clayey or organic soil than in sandy soil
* is greatest at low temperatures and high levels of organic matter
  - in sandy soils with low organic matter
  - key to success in killing a sturdy plant like privet
  - measured by half-life
  - more common in infections of the upper urinary tract
  - often a requirement for some aspects of bird-watching
  - power in marketing and sales
  - related to delivery means, weather, vegetation, humidity, and other factors
  - seen when plants are rich in lipid content
  - sparked by emotion
* is the answer in trying to control snails
  - fuel which keeps the engine chugging up the hill
  - key to a lot of things in life
  - lasting power of a pesticide
  - name of the game in finding the right job
  - notion of activity versus passivity
  - number of students who have completed or are still enrolled
  - password to success
  - single characteristic found universally among all successful entrepreneurs
  - storage part that requires the serialization
  - strength of the weak
  - tool that turns a job into productive work
* is to the character of man as carbon is to steel
  - what carbon is to steel
  - what bureaucracy inevitably substitutes for brains
* measure of students continuing or graduating
  - the length of time the chemical remains active in the soil
* necessary trait for a farmer.
* ranges from short to long and is greatly influenced by environmental conditions.
* refers to the amount of time a pesticide remains in the environment.
* represents the effort expended on a task over a period of time.
* state of mind.
* stochastic phenomena.
* usually decreases over sexual generations for other traits.

Polychrome
* decorative style, which utilizes at least three colors on the same piece of ceramic.
* is work
* means many colors.

Pure heroin
* is relatively non-toxic but is very addictive.
* white powder that tastes really bad
  - with a bitter taste
* white, odourless powder with a bitter taste.