𝔖 Bobbio Scriptorium
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Development of a rapid field test for soil mineral nitrogen and its application to grazed grassland

✍ Scribed by D. Scholefield; N.M. Titchen


Book ID
111203087
Publisher
John Wiley and Sons
Year
1995
Tongue
English
Weight
935 KB
Volume
11
Category
Article
ISSN
0266-0032

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## Abstract Waxoline purple AS has been established as an efficient colorimetric reagent for the determination of boron in 84% sulphuric acid. Data are presented showing the loss of boron during the orthodox ashing techniques of both plant residues and soil extracts. Conditions of ignition have bee