Synopsis The Dictionary of Agronomy (In 4 Parts) is an essential reference tool for all students of agriculture in pursuit of competitive examinations and eventual success in interview. It covers the whole range of Agronomical terms and includes essential entries from such fields as Soil Science, hydrology, instrumentation, nuclear agriculture, sewerage, waste water use, plant physiology, plant protection, ecology, agricultural economics, meteorology, soil conservation, extension and statistics. Entries on many modern fields and laboratory techniques are also included. Bold headwords provide quick and easy access to more than 10,000 entries which are supplemented by an abundance of explanatory diagrams, formula and tables. Each entry in the dictionary has been defined with the utmost accuracy and completeness. The dictionary has been designed to achieve the purpose of providing an authoritative source to which one can turn with confidence for the meaning of the common and special terms used in modern agronomy. It also includes a guide to the use of the dictionary.