الفهرس يوجد فقط 14 صفحة متاحة للعرض العام
 |  | from | 127 |  |  |
| | | from | 127 | | |
المستخلص
The letter contains the importance of evaluating some inorganic compounds as food for plants and their impact on improving the properties of liquid fertilizer comprises four main headings message 1 - includes an introduction to the importance of the study and reasons for doing the 2 - ways of using trace elements concentration in manure and its importance to crops 3 - Laboratory tests and solutions, reagents and methods of analysis and sampling methods, whether of plant or soil. 4 - Results and discussion.