High Quality Content by WIKIPEDIA articles! The concept of a system for filing specimen, collection, and identification information, was first advanced by A. D. Hopkins in 1894. The System was formally initiated by the U.S. Department of Agriculture in 1902 by Hopkins himself, who was subsequently named Chief of Forest Insect Investigations. It was still in use in 1987 by more than twenty Forest Service units of Forest Insect and Disease Research and Forest Pest Management, and by the Agricultural Research Service Systematic Entomology Laboratory (ARS-SEL). A salient feature or the System was the controlled assignment of "Hopkins numbers” to avoid redundancy within or between field units. These unique numbers allow for the keying of records, an essential per-requisite for the creation of a proper relational database. Данное издание представляет собой компиляцию сведений, находящихся в свободном доступе в среде Интернет в целом, и в информационном сетевом ресурсе "Википедия" в...

В наличии:
	Books.Ru - 1001 руб.	Перейти
Под заказ:
	OZON.ru - 998 руб.	Перейти

Рейтинг книги: 4 из 5, 3 голос(-ов).