Effect of cumulative fertilizer dressings on the phosphorus status of mineral soils I Changes in inorganic phosphorus fractions
Surface soil samples were collected from 16 P fertilization trials before onset of the experiments and after seven years of cultivation. The changes in the inorganic P fractions were investigated in plots amended annually with 0, 30 or 60 kg of P ha-1. In the clay soils, cultivation without P fertil...
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| Format: | Article |
| Language: | English |
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Scientific Agricultural Society of Finland
1989-03-01
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| Series: | Agricultural and Food Science |
| Online Access: | https://journal.fi/afs/article/view/72352 |