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Abstract Book - 3rd International Symposium on Medicinal Plants ...

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weight of leaves and small corms diameter were in their best positi<strong>on</strong> through spraying 5% of<br />

suspensi<strong>on</strong>. The least growth was dedicated to the n<strong>on</strong>-treatment in each characteristic.<br />

Furthermore, the highest numbers of small corms in each main corm was harvested through out<br />

interacti<strong>on</strong> of forth harvesting, 5 and 7% of suspensi<strong>on</strong> spraying and complete fertilizer. However<br />

based <strong>on</strong> ec<strong>on</strong>omical and envir<strong>on</strong>mental c<strong>on</strong>diti<strong>on</strong>s, using treatment of 5% is offered. In whole<br />

levels of suspensi<strong>on</strong> spraying the best date of harvesting was forth harvesting (7 Sep.) c<strong>on</strong>sidering<br />

the main corm‟s diameter. Interacti<strong>on</strong> between forth harvesting with n<strong>on</strong>-suspensi<strong>on</strong> spraying was<br />

offered for increasing main corm‟s dry weight. C<strong>on</strong>sidering whole measured traits we suggest that<br />

Saffr<strong>on</strong>‟s farmer use interacti<strong>on</strong> between the forth harvesting treatment (7 Sep.) and 7%<br />

suspensi<strong>on</strong> spray to achieve the satisfied results.<br />

Key words: Corm harvesting, main corm, saffr<strong>on</strong>, suspensi<strong>on</strong> sprayin.<br />

4.20 Effects of Biological (Bio-Stimulators) and Chemical Fertilizers Foliar<br />

Applicati<strong>on</strong> <strong>on</strong> fenugreek (Trig<strong>on</strong>ella foenum-gracum L.) Under<br />

Drought Stress.<br />

Masomeh Mohammdi 1 , Heshmat Omidi 2 , Ali Mehrafarin 3 , and Hasan Ali<br />

Naghdi Badi 3<br />

1 MSc Student, Department of agr<strong>on</strong>omy and plant breeding, Agricultural College, University of<br />

Shahed. 2 Department of Agr<strong>on</strong>omy and Plant Breeding, Faculty of Agriculture, Shahed university.<br />

3 Department of Cultivati<strong>on</strong> and Development, Institute of <strong>Medicinal</strong> <strong>Plants</strong>, ACECR, Karaj, Iran.<br />

<str<strong>on</strong>g>Abstract</str<strong>on</strong>g>: To investigate the effects of drought stress and chemical fertilizer and bio-stimulators<br />

<strong>on</strong> yield and some quantitative characteristics of Trig<strong>on</strong>ella foenum-gracum, a factorial experiment<br />

was c<strong>on</strong>ducted <strong>on</strong> the basis of completely randomized blocks design with three replicates in<br />

Department of Cultivati<strong>on</strong> and Development, Institute of <strong>Medicinal</strong> <strong>Plants</strong>, ACECR in Karaj, Iran in<br />

2011. Treatment included drought stress with levels of n<strong>on</strong> stress (40%FC), average stress<br />

(55%FC) and Severe stress (70%FC) and fertilizer with levels c<strong>on</strong>trol (A), aminolforte (B),<br />

Fosnutren (C), kadostim (D), humiforte(E), humiforte+50% (NPK)(F), humiforte+100% (NPK)(G).<br />

Results showed that effect of fertilizer ×drought stress was significant (P≤0.01) <strong>on</strong> parameters of<br />

chlorophyl, plant height , petiole length, Root fresh weight, Root dry weight, total seeds fresh<br />

weight, total seeds dry weight, seeds thousand weight, the number of seeds per pod. So that was<br />

the most chlorophyll, petiole length, number of seeds per pod related to the combinati<strong>on</strong> treatment<br />

Fosnutren with n<strong>on</strong> stress and most plant height, root dry weight, root fresh weight, seed dry<br />

weight related to the combinati<strong>on</strong> treatment humiforte+100% (NPK) with severe stress and most<br />

seeds fresh weight related to the combinati<strong>on</strong> treatment humiforte+100% (NPK) with average<br />

stress and most seeds thousand weight related to the combinati<strong>on</strong> treatment kadostim with severe<br />

stress.<br />

Key words: Biostimulators; chemical fertilizer, drought stress, fenugreek.<br />

4.21 First Results <strong>on</strong> Germinati<strong>on</strong> of Embryos of the Yew Tree (Taxus<br />

baccata ssp communis) Collected in Chréa (Algeria)<br />

Morsli A., Ait Abdelkader N., Benassoula F., Benslimani N. and Khelifi L.<br />

Laboratoire de Recherche sur les Ressources génétiques et Biotechnologies (LRGB), Ecole<br />

Nati<strong>on</strong>ale Supérieure Agr<strong>on</strong>omique (ENSA), El Harrach, Alger, Algeria.<br />

<str<strong>on</strong>g>Abstract</str<strong>on</strong>g>: The yew tree (Taxus baccata sp communis) is a leading species in medicinal plant. It<br />

is producing sec<strong>on</strong>dary metabolites of pharmaceutical interest, such as taxol (antimitotic<br />

molecule). However, this species does not regenerate itself in Algeria through seeds which are<br />

characterised with embryo dormancy. This earned it to the status of endangered species. The<br />

valorisati<strong>on</strong> of its metabolite must, therefore, pass through its regenerati<strong>on</strong> and its c<strong>on</strong>servati<strong>on</strong><br />

and multiplicati<strong>on</strong> both in situ and ex situ. To do this, it is imperative to lift this embryo dormancy.<br />

Indeed, sterile embryos are isolated from freshly harvested seeds and then disinfected and<br />

105

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