scholarly journals Ordu Ekolojik Şartlarında Farklı Nane (Mentha sp.) Türlerinin Tarımsal Özelliklerinin Belirlenmesi

Author(s):  
Meryem Yeşil ◽  
Emel Karaca Öner ◽  
Mehmet Muharrem Özcan

This study was carried out at Ordu University, Field of Agricultural Research and Application in 2016-2017, in order to determine the agricultural characteristics of some mint species (Mentha piperita, Menta spicata and Mentha longifolia) according to “Completely Randomized Design” with three replications. Plant height, fresh herb yield, dry herb yield, fresh leaf yield, dry leaf yield, essential oil yield and essential oil ratio were investigated. In both years of the experiment, M. spicata and M. longifolia were harvested 2 and 4 times, respectively, M. piperita 1 times in 2016 2 times in 2017 was harvested. As a result of research the difference in term of plant height between species was determined only in the first harvest in the first year. In the first year of the experiment, the total fresh herb yield, total dry herb yield, total fresh leaf yield, total dry leaf yield of Mentha piperita were 2.442.73 kg/da, 585.70 kg/da, 1.120.67 kg/da, 266.87 kg/da, respectively, while total essential oil yield was 6.40 lt /da. Also in the second year of the experiment, high values were obtained from Mentha spicata in terms of total fresh herbage yield (920.37 kg/da), total dry herb yield (247.93 kg/da), total fresh leaf yield (502.5 kg/da) and total dry leaf yield (149.93 kg/da). M. longifolia plant was ranked first in terms of total essential oil yield (3.48 lt / da and 3.19 lt / da) in terms of the total essential oil ratio due to 3.47 lt / da in the research year of 2017.

2003 ◽  
Vol 43 (6) ◽  
pp. 651 ◽  
Author(s):  
A. Ozel

This study was conducted to determine the productivity of aging plantation of some mint varieties (Mentha spp.) in Sanliurfa in the south-east of Turkey. The trial was carried out between 1994 and 1998 (5 years) and was designed as a split-plot study, with 3 replications. The M. piperita L. (Mitcham), M. piperita L. (Prilubskaja) and M. spicata (Urfa Local) varieties were used as plant material. Results obtained showed that the fresh herb yield (t/ha), dry herb yield (t/ha), dry leaf yield (t/ha), essential oil yield (L/ha) and essential oil content (%) were significantly affected by the plantation age in all varieties investigated. The yields of fresh herbs, dry herbs, dry leaves and essential oils decreased dramatically in the fourth and fifth years of harvest from the plantation as only 1 harvest could be achieved during these years.


2018 ◽  
Vol 10 (1) ◽  
pp. 92-96
Author(s):  
Hamed KESHAVARZ ◽  
Seyed Ali Mohammad MODARRES SANAVY

Two species of mint Mentha piperitha (peppermint) and M. arvensis (Japanese mint) are widely cultivated in Iran, but their response to fertilizer regime has not been evaluated so far. A field experiment was conducted to investigate the effects of different organic and chemical fertilizer treatments [Control, 100% urea (95 kg N ha−1), 75% urea (71.25 kg N ha-1) + 25% vermicompost (3.3 t ha-1), 50% urea (47.5 kg N ha-1) + 50% vermicompost (6.75 t ha-1), 25% urea (23.75 kg N ha-1) + 75% vermicompost (10.1 t ha-1) and 100% vermicompost (13.5 ton ha-1)] on essential oil contents, yield and yield components of the two species of mint. Peppermint provided grater plant height, number of internodes, number of leaf and oil percentage compared with the Japanese mint under study. The results indicated that, irrespective of the mint species, plants treated with combined chemical and organic fertilizer presented taller plants, higher oil contents and oil yield compared with solo chemical or organic fertilizers. Oil percentage and essential oil yield of mint increased significantly under the treatment with 25% urea (23.75 kg N ha−1) + 75% vermicompost (10.1 t ha-1). Plant height and number of leaf increased along the replacement of organic fertilizer with chemical fertilizers. The results showed that there was a positive and significant correlation with leaf number and essential oil yield. Application of vermicompost in combination with chemical fertilizer increased plant height, oil percentage and essential oil in both species, suggesting that organic and chemical fertilizer combination improves performance and environmental sustainability.


2014 ◽  
Vol 16 (1) ◽  
pp. 97-106 ◽  
Author(s):  
E.F.S. David ◽  
M.M. Mischan ◽  
M.O.M. Marques ◽  
C.S.F. Boaro

Mentha piperita L. is an aromatic and medicinal species of the family Lamiaceae, known as mint or peppermint, and its leaves and branches produce essential oil rich in menthol. This study aimed to evaluate physiological indexes, macro- and micronutrients inthe shootsand essential oil of Mentha piperita L. grown in nutrient solution number 2 of Hoagland and Arnon (1950) with different N, P, K and Mg levels. Shoot length, dry mass of the different organs, total dry mass, leaf area, essential oil yield and composition, and macronutrient (N, P, K, Mg, Ca, S) and micronutrient (Mn, Cu, Fe, Zn) contents in the shoot were evaluated. Plants treated with 65%N/50%P/25%K/100%Mg had a tendency towards longer shoot, greaterroot and leaf blade dry masses, higher essential oil yield, higher menthol levels and lower menthone levels. The results showed that Mentha can be grown in nutrient solution by reducing 65% N, 50% P, 25% K and 100% Mg. This solution had better development compared to the other tested treatments. Therefore,we recommendMentha piperita L. to be grown with such nutrient levels.


2018 ◽  
Vol 10 (2) ◽  
pp. 245-250
Author(s):  
Reza Dehghani BIDGOLI ◽  
Mohammad Javad MAHDAVI

An experiment was conducted during 2015-2016 as a split factorial in a randomized complete block design (RCBD) with three replications. Experimental factors were nitrogen fertilizer at four levels 0, 50, 100 and 150 kg/ha as the main factor and two types of green manure. Alfalfa (Medicago sativa) and secale (Secale montanum) in two states (use and non-use) were considered as sub-factors. Medicago sativa and Secale montanum were cultivated as green manure in September 2015 and returned into the soil by ploughing at the fall of 2015. Thereafter, Mentha piperita was planted and the crop was taken care of in order to collect the samples. The highest increase of peppermint essential oil percentage and essential oil yield in different treatments resulted from the application of 150 kg/ha of pure nitrogen with 0.35% and 45.60 kg/ha, as well as the use of M. sativa with 0.43% and 55.80 kg/ha, the use of S. montanum with 0.44% and 49.50 kg/ha, respectively. The highest essential oil percentage and essential oil yield were recorded under the influence of the double interaction use of 150 kg/ha of pure nitrogen and use of green manure of M. sativa with average 0.62% and 80.30 kg/ha, respectively. The triple interaction of experimental factors on traits tested showed that nitrogen treatment of 150 kg/ha with M. sativa and S. montanum produced the highest percentage of essential oil and essential oil yield of average 0.73% and 91.65 kg/ha, respectively.


Author(s):  
Meryem Yeşil ◽  
Mehmet Muharrem ÖZCAN

This study aimed at investigating the effect of ontogenetic and diurnal variability on yield and quality criteria of Mentha piperita. The research was conducted in the Ordu province of Turkey for two years. The trial was established in a randomised complete block design with 3 replications according to factorial regulations. Four different harvesting periods (budding, first flowering, 50% flowering, 100% flowering) and three harvesting hours (9:00 a.m., 1:00 p.m., 5:00 p.m.) were evaluated. A significant difference was determined between the trial years in all characters examined: plant height 55.9–69.0 cm, fresh herb yield 3 236–16 438 kg/ha, drug-herb yield 1 748–2 862 kg/ha, fresh leaf yield 3 477–4 506 kg/ha, drug leaf yield 968–1 253 kg/ha, essential oil ratio 2.0–2.5% and essential oil yield that varied between 19–28 L/ha. The highest yields were obtained at the beginning of flowering in drug leaf yield and 100% flowering period for all other characteristics. Diurnal variability was statistically significant only in the rate of essential oil, and the highest rate occurred in the 9:00 a.m. harvest.  


Author(s):  
Çiğdem Sönmez ◽  
Hülya Okkaoğlu

Lavender as called Lavandula angustifolia Mill. is used for many purposes such as pharmaceutical, cosmetics etc industry. The aim of this study is to determine the effects of different harvest hours on yield, essential oil and essential oil yield in lavender. The research was conducted a randomized complete block design with three replications under Karaisalı/Adana ecological conditions. Flowering lavender plants were harvested every two hours starting from 8 am at five different times. The fresh herb yield, dry herb yield, drug flos yield, essential oil content and essential oil yield were determined in 2014 and 2015. The highest means were obtained from harvestings at 8 in morning when lowest means were recorded at harvesting at 14 in afternoon for both drug flos and essential oil yield in similar. Based on the results from research of two years, it was concluded that it would be suitable to harvest in early morning for obtaining high drug flos and essential oil yields.


2009 ◽  
Vol 52 (2) ◽  
pp. 365-377 ◽  
Author(s):  
Joseane Scavroni ◽  
Leonardo Cesar Ferreira ◽  
Janice Valmorbida ◽  
Carmen Sílvia Fernandes Boaro

Development of Mentha piperita L . on biosolids amended soil with levels equivalent to 0, 28, 56 and 112 t ha-1 was evaluated. In order to measure the productivity and its relation with mint essential oil yield, different indices were determined: leaf area, total and several organ dry matter, leaf area ratio, specific leaf area, net assimilation rate and relative growth rate at 30, 44, 58, 72 and 86 days after planting (DAP), and essential oil yield at 90, 110 and 120 DAP. Physiological indices revealed that biosolids prolonged the vegetative phase of the plants, which adapted themselves to the presence of biosolids with time. Plants showed inverse behaviors in relation to productivity, resulting from the primary metabolism, represented by the shoot dry matter yield, and oil yield, resulting from the secondary metabolism. Adaptation of the mint plants to the growth on biosolids could be due to a phytoremediation function of this species. The intrinsic mechanisms of these processes could be better understood in a further evaluation of residual effects in mint plant shoots.


Author(s):  
Sonam ◽  
Amita Kumari ◽  
Vikas Kumar ◽  
Ishita Guleria ◽  
Mamta Sharma ◽  
...  

Mentha essential oil is one of the most utilized essential oil in the food and pharmaceutical industries. The present study reports the chemical composition and antibacterial properties of leaf essential oils of Mentha species. Further, the effect of the harvesting period on essential oil yield was also investigated. Firstly, the cultivated Mentha piperita and wild Mentha longifolia, revealed significant differences in their chemical profile. M. longifolia essential oil was characterized with endo-borneol (1.12-6.2%), caryophyllene (2.72-7.03%), isopipertenone (0.07-0.36%), germacrene D (0.98-3.22%), 3-cyclopentene-1-one,2-hydroxy-3-(3-methyl-2-butenyl)- (21.91-56.72%) and piperitone oxide (8.96-39.31%), whereas, M. piperita leaves essential oil was found rich in isomenthone (5.97-6.75%), 1-menthone (7.32-18.32%) and menthol (18.03-58.53%), etc. The essential oils of both Mentha species exhibited strong antimicrobial activity as evaluated using poisoned food technique, dry weight method, and disc diffusion method against Candida albicans, Fusarium oxysporum, Bacillus subtilis, Staphylococcus aureus, Klebsiella pneumoniae and Escherichia coli. Secondly, the maximum essential oil yield was observed in July month, 0.63±0.01 and 0.56±0.01%, respectively for M. piperita and M. longifolia.


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