INDONESIAN ROCK-PHOSPHATE EFFECTIVITY FOR MAIZE CROP ON ULTISOLS SOILS
Rock phosphate is a slow release phosphate source which can be directly used on acid soils. There are some rock phospahate deposits in Indonesia. Total phosphate and calcium content in rock phosphate vary between 8.79 – 31.88% P2O5, and 0.60 – 57.50% Ca. The objective of these research is to study...
| Main Authors: | , |
|---|---|
| Format: | Article |
| Language: | English |
| Published: |
Universitas Brawijaya
2012-02-01
|
| Series: | AGRIVITA Journal of Agricultural Science |
| Subjects: | |
| Online Access: | http://agrivita.ub.ac.id/index.php/agrivita/article/view/134 |