| Sonatrach has also entrusted several sectoring contracts: almost 25 compression and pumping stations. |
| In addition, as with intramural expenditures, there is the problem of different sectoring, particularly in respect of higher education. |
| Newly affected trees show sectoring of symptoms, whereas trees which have been affected for a period of time show the variegated chlorosis throughout the canopy. |
| Distribution networks and sectoring of total cover: pipes, valves and fittings, securing materials, etc. necessary for the uniform allocation and management of the fogging flows. |
