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_aEG-GiCUC _beng _cEG-GiCUC |
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041 | 0 | _aeng | |
049 | _aDeposite | ||
097 | _aM.Sc | ||
099 | _aCai01.07.05.M.Sc.2021.Ho.E | ||
100 | 0 | _aHoda Mohamed Abdelwahab Badawi | |
245 | 1 | 0 |
_aEffect of foliar spray with seaweed extract on botanical aspects and volatile oil composition of sweet marjoram plant : _bOriganum majorana L. / _cHoda Mohamed Abdelwahab Badawi ; Supervised Mohamed Abdeleziz Ahmed Nassar , Osama Soliman Mahmoud Elkobisy , Shimaa Abdelsalam Shaaban |
246 | 1 | 5 | _aتأثير الرش الورقى بمستخلص الطحالب على السمات النباتية وتركيب الزيت الطيار لنبات البردقوش |
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_aCairo : _bHoda Mohamed Abdelwahab Badawi , _c2021 |
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300 |
_a76 P. : _bcharts , facsimiles ; _c25cm |
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502 | _aThesis (M.Sc.) - Cairo University - Faculty of Agriculture - Department of Agrcultural Botany | ||
520 | _aThe present study was conducted to investigate the effect of exogenous spray with different levels of seaweed extract (0.0, 0.25, 0.50, 0.75 and 1.0 ml/L.) on morphological characters of vegetative growth (Plant height, number of primary branches/plant and leaves/plant), fresh herb yield /plant, photosynthetic pigments, anatomical features of vegetative organs (main stem and leaf) in addition to percentage and components of volatile oil in sweet marjoram. Results indicated that all investigated levels of seaweed extract showed no significant influence on plant height of sweet marjoram. On the other hand, increased sprayed level of seaweed extract induced a gradual significant increase in number of primary branches/plant, number of developed leaves/plant and fresh herb yield /plant as well as photosynthetic pigments in leaves of sweet marjoram. It was realized that sprayed plants with 1 ml seaweed extract/L. achieved noticeable changes in histological characters of vegetative organs (stem and leaf) of sweet marjoram. Such treatment increased main stem diameter and thickness of leaf blade. The increment of stem diameter could be attributed mainly to the increments in most internal tissues; Phloem, xylem tissues in addition to vessel diameter over those of the control as a result of spraying seaweed extract.The increase in leaf thickness could be attributed to the increase induced in both spongy and palisade tissues as well as the increase induced in size of midvein bundle.Also, such treatment (1 ml seaweed extract/L.) increased the percentage of volatile oil and its major components in fresh herb of sweet marjoram at full blooming stage | ||
530 | _aIssued also as CD | ||
653 | 4 | _aGrowth | |
653 | 4 | _aSeaweed Extract | |
653 | 4 | _aSweet marjoram | |
700 | 0 |
_aMohamed Abdeleziz Ahmed Nassar , _eSupervisor |
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700 | 0 |
_aOsama Soliman Mahmoud Elkobisy , _eSupervisor |
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700 | 0 |
_aShimaa Abdelsalam Shaaban , _eSupervisor |
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856 | _uhttp://172.23.153.220/th.pdf | ||
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_aNazla _eRevisor |
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_aShimaa _eCataloger |
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_2ddc _cTH |
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_c82051 _d82051 |