Soil Test and Nitrogen, Phosphorus and Potassium Requirement of Maize in Southwestern Nigeria.
Soil testing as a fertilizer advisory service to farmers is not common in Nigeria. Method of sample treatment and time of sampling in relation to fertilizer treatment need to be properly established. In order to shorten the time required for analysis, a multi-element extractant has to be developed t...
保存先:
| 第一著者: | |
|---|---|
| その他の著者: | |
| フォーマット: | 学位論文 |
| 言語: | 英語 |
| 出版事項: |
Obafemi Awolowo University
2014
|
| 主題: | |
| オンライン･アクセス: | http://localhost:8080/xmlui/handle/123456789/2624 |
| タグ: |
タグ追加
タグなし, このレコードへの初めてのタグを付けませんか!
|