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Dynamics and interaction of zinc and boron with phosphorus in ultisol
The recent soil fertility assessment of the entire state has revealed that more than 60% of the soils in the state are having high P status due to continuous application of P fertilizers like factomphos and bone meal. It was also established that 15% of the soils are deficient in zinc and about 60%...
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| Định dạng: | Ph.D Thesis |
| Ngôn ngữ: | English |
| Được phát hành: |
Vellanikkara
Department of soil science and agricultural chemistry, College of horticulture
2015
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| Những chủ đề: |
Kerala Agricultural University
| Số hiệu: |
631.4 SEM/DY |
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| Sao chép REF | Trạng thái trực tiếp không khả dụng |