Fixed ammonium in some Finnish soils
The nonexchangeable or fixed NH4-N was determined by the method of SCHACHTSCHABEL in 130 samples of Finnish mineral soils. In this relatively heterogeneous material consisting of 44 samples from the surface layer down to 20 cm and 86 samples from the deeper layers, the pH values ranged from 3.3 to 7...
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| Format: | Article |
| Language: | English |
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Scientific Agricultural Society of Finland
1966-01-01
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| Series: | Agricultural and Food Science |
| Online Access: | https://journal.fi/afs/article/view/71651 |