Publication Date

1989

Description

Evaluation of the forage germplasm resources needs not only to investigate species, distribution and development potential­ities of forages but also to evaluate the forage value syntheti­cally. Single or few factors affecting the forage value cannot reflect this value to a full extent. It is therefore essential to con­sider it in its entirety and to balance every important factor. The forage value depends on the feeding value (which depends mainly on forage nutrients, palatability, organic matter [DOM] digestibility) and on the productive value (which mainly depends on abundance and presence). This method consists to evaluate forages from quality characteristics of the feeding value and quantity characteristics of the productive value. By field investigation and laboratorial analysis during 1986-1988, we determined 8 species parameters and applied the multi­factorial method to the evaluation of forages in natural rangelands.

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A Multifactorial Evaluation Method of the Forage Value in the Natural Rangelands West Jilin of China

Evaluation of the forage germplasm resources needs not only to investigate species, distribution and development potential­ities of forages but also to evaluate the forage value syntheti­cally. Single or few factors affecting the forage value cannot reflect this value to a full extent. It is therefore essential to con­sider it in its entirety and to balance every important factor. The forage value depends on the feeding value (which depends mainly on forage nutrients, palatability, organic matter [DOM] digestibility) and on the productive value (which mainly depends on abundance and presence). This method consists to evaluate forages from quality characteristics of the feeding value and quantity characteristics of the productive value. By field investigation and laboratorial analysis during 1986-1988, we determined 8 species parameters and applied the multi­factorial method to the evaluation of forages in natural rangelands.