Studies on absorption of fertilizer and soil nitrogen by tobacco. 2. Amount of soil released nitrogen absorbed by tobacco

Arakawa, N.; Maekawa, M.; Kudo, H.; Ohzeki, K.

Bulletin of the Morioka Tobacco Experiment Station 13: 39-47


Accession: 000755339

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Using 14 soils from the tobacco producing area of Tohoku, the uptake of total N by tobacco varied with soil but the absorption ratio was c. 56% for most soils. Dry wt. of tobacco was correlated with soil-released N. Recovery of fertilizer N from plants or soils was 62-77%.