Used tractor prices will vary depending on age and model of each tractor. A farmer uses a tractor to pull a cultivator. Used farm tractors have their own blue book where a person can look up their approximate value.
anabolic steroid any of a group of synthetic derivatives of testosterone having pronounced anabolic properties and relatively weak androgenic properties; they are used clinically mainly to promote growth and repair of body tissues in diseases or states promoting catabolism or tissue wasting.nabolic steroid any of a group of synthetic derivatives of testosterone having pronounced anabolic properties and relatively weak androgenic properties; they are used clinically mainly to promote growth and repair of body tissues in diseases or states promoting catabolism or tissue wasting.
âAnabolic steroidsâ is the familiar name for synthetic variants of the male sex hormone testosterone. The proper term for these compounds is anabolic-androgenic steroids (abbreviated AAS)ââanabolicâ referring to muscle-building and âandrogenicâ referring to increased male sexual characteristics.teroid use commonly causes severe acne and fluid retention, as well as several effects that are gender-and age-specific: 1  For men âshrinkage of the testicles (testicular atrophy), reduced sperm count or infertility, baldness, development of breasts (gynecomastia), increased risk for prostate cancer.