Tobacco Science & Technology, 2007, 3, p. 36-8, ISSN.1002-0861
Determination of available and slow-release potassium in tobacco field soil with flow autoanalyzer
Chongqing Tobacco Industrial Co. Ltd, Chongqing, China
The available potassium (AP) and slow-release potassium (SRP) in tobacco field soil were determined with a flow autoanalyzer. The results indicated that the RSD and recovery of AP and SRP were ≤ 1.11% and 94.9%-102.6% and ≤ 2.55% and 95.2%-103.1%,...