Multiplication and utilization of ornamental trees in central Algeria Houmani Z. in

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Houmani Z.

in

Heywood V.H. (ed.), Skoula M. (ed.).

Identification of wild food and non-food plants of the Mediterranean region Chania : CIHEAM

Cahiers Options Méditerranéennes; n. 23 1997

pages 33-42

Article available on lin e / Article dispon ible en lign e à l’adresse :

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--- To cite th is article / Pou r citer cet article

--- Houmani Z. Mu ltiplication an d u tilization of orn amen tal trees in cen tral Algeria. In : Heywood V.H. (ed.), Skoula M. (ed.). Identification of wild food and non-food plants of the Mediterranean region.

Chania : CIHEAM, 1997. p. 33-42 (Cahiers Options Méditerranéennes; n. 23)

---

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QF

2.

Agronomie,

The depletion of and the of the

society becâuse of the intense exploitation of

of aad and The

expansiou ami the g e a t to the socio-xonomic

the

with a high population density, is ail in which we it is becoming

difficult to find the space ï ñ i s of the zune is

accompanied by such as Thus,

isolating constitute an efficient means of defense. addition, they to

the of this way, the of the

native plants is a significant in the choice of plants to be used in landscape

management, and the choice of this

the needs.

This study is a to the identification of species, used found in

0 and amenity that closed,

much in the and in the in

0 that open spaces (hospitals, stadiums, schools, planted cities). The essentially used as

shade,

0 places that places of

0 the avenues

0 zones the spaces constitute a means of

Outside situation, plants found in a spontaneous sub-spontaneous state in noise, since the plants have the capacity to polluted air.

G spaces oueds,

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in in the of

was 1)

( Al ) ( S N )

On ( S )

( O V ) Slopes ( S1 )

( W S ) ( A î )

( ) ( C )

( ) ( )

Parks

addition, we have identified the of the

of of and

on ‘Le of

The scientific names (Latin) of the in

The 1, that

-

- ( X ) of ( Nu >,

-

- The of utilization of

The indicate the of in of

1

=

20 plants 2

=

20 to 100 plants 3

=

100 to 1000 plants 4

=

1000 to 5000 plants

The the of oî the

*

=

**

⁼quite

***

=

The

well little This

(4)

the

spite of in a

urban centres, the

avenues (alignments) the main Catalpa bignonioides

Celtis australis

Citharexylum quadrangulare Citrus aurantium

Cordia speciosa Ficus retusa

Gleditsia tnacanthos Jacaranda ovalìfolia

alba nigra

Schinus molle Sophora japonica T i p w m speciosg Washingtoniafilìfera W. robusta.

As ornamentais, at cross-roads, par=ks, the following pinea

Fraxinus oxyphylla Schinus molle alba Tipuana speciosa.

Outside the urban centers, plantations also found : 2vennes in the:

Principal arteries of &culation:

nigra alba

Entrances to agricultural farms:

Ceratonìa siliqua Olea europea

Washingtoniafilìfera

As hedges: to maintain the The

Casuarina equisetifolia

Cupressus sempervirens Schinus molle

Sophora japonica Ulmus

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On marine shores: to of them exotic:

Ailanthus Araucaria exelsa Olea europea

pinaster pinea

Ficus carica

oued shores and valleys: The Abies

Fraxinus oxyphylla

sgsicr?!tnrrl regiem: f i e vegetztion plays z double

Citrus limon Citrus nobilis Dtospyros kaki

japonica

Ficus carica domestica

Casuarina equisetgoiia globulus

Ceratoania siliqua Olea elcropea

mmaldulensts

an”oressied zones: The populations o î these zones mainly:

Abies numidieu Oka europeu

Ailanthus glandulosa media

pinea

carnalduknsis globulus

industrial zones: These of Araucaria excelsa

Casuarina equisetijolia Celtis australis

Cupressus sempervirens algeriensis

globulus Ficus retusa Ficus rubiginosa Olea europea

pìnea

a schematization of

of

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m m

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41

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AUGE, P. & 1973. Les arbres et arbrissearcx acclimatés en région méditerranéenne franGaise. I N R A ,

L. 1961. Standard cyclopedia horticulture. The B., 1912. Les de la côte

E. 1964. des conzj2res. et Nancy.

LE 1964. 152ème (2 vol). La 1898. Traité des arbres et arbustes.

L. 1943. feuillus

.

La

1900, T. W ,

de l’Algérie, Bulletin de la société d’horticulture d’Algérie, 1908, T.