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Evaluation of Serum Zinc Levels in Cattle with Trichophytosis According to Extensiveness of Trichophytosis Texte intégral
2020
Taner Şimay | Basaran Karademir
This study aimed to reveal relationship between the extensiveness of trichophytosis on the body and serum zinc levels in cattle. This study was carried out on 92 cattle with trichophytosis and 50 healthy ones. Serum zinc levels of healthy cattle were evaluated as control. The cattle with trichophytosis separated into 5 groups according to diffusiveness of the diseases. Experimental groups of this study were designed as follows; Group 1: up to 1 cm, Group 2: 1-5 cm, Group 3: 5-10 cm, Group 4: 10-20 cm and Group 5: widespread on the body. Serum zinc levels measured by atomic absorption spectrophotometer equipped with flame system. In general, the mean level of Zn in trichophytosis groups (0.613±0.013 mg Zn/L) was statistically lower than healthy ones (0.900±0.017 mg Zn/L). A negative correlation was determined between the diffusiveness degree of trichophytosis and serum zinc levels (r = -0.772). Serum Zinc levels were statistically decreased from the control group to group 3. However, a stable course was observed from 3 to 5. Therefore, the value of group 3 (0.6 mgZn/L) was determined as a critical value for the cattle with trichophytosis. According to regression analysis results, it was observed that the extensiveness of the trichophytosis lesions affected the levels of serum Zn levels significantly (r2=59.6%). Consequently, serum zinc levels of cattle decreased in an inversely proportional manner to the diffusiveness degree of trichophytosis and stabilization was observed at the level of 0.6 mg Zn/L.
Afficher plus [+] Moins [-]Cover and Table of Contents Texte intégral
2020
Editoral Editoral
Investigation of the Microbiological Quality of Tokat Bez Sucuk Texte intégral
2020
Nesrin Kaval | Nilgün Öncül | Zeliha Yıldırım
In this study, the microbiological quality of traditionally produced Bez Sucuk in Tokat and its vicinity was investigated. For this purpose, 30 Bez Sucuk samples obtained from butchers, producers of Bez Sucuk, were analyzed for total count of mesophilic aerobic bacteria, lactic acid bacteria, yeasts-moulds, total coliform, fecal coliform, Staphylococcus aureus, Bacillus cereus, and Cl. perfringens. Also, the presence of Escherichia coli O157:H7, Listeria monocytogenes and Salmonella spp. were investigated in all samples. pH and water activity of the samples were determined. As the result of the analysis, the counts of the microbiological parameters investigated were found as follows: total mesophilic aerobic bacteria 3.5×106-4.23×109 CFU/g, lactic acid bacteria 5.55×105-2.45×109 CFU/g, yeasts and moulds 2.50×103-6.90×109 CFU/g, total coliform
Afficher plus [+] Moins [-]Determination of Feed Values of Different Physical Processed Common Vetch Seed (Vicia Sativa) by in Vitro Gas Production Technique Texte intégral
2020
Yasemin Işık | Adem Kaya
In this study, in vitro gas production values, gas production parameters (a, b, a+b and c) and organic matter digestibilities (OMD), metabolizable energy (ME), net energy lactation (NEL) contents, chemical compositions and feed values of different physical processed (raw, soaked, boiled and roasted) common vetch seeds (Vicia sativa) were determined by in vitro gas production technique. Rumen fluid, used in this study, was obtained by probe from one Holstein bull (seven years old, average live weight= 650 kg) raised at Research and Application Farm of Agricultural Faculty Atatürk University. Raw and treated common vetch seeds were incubated for 2, 4, 6, 8, 12, 24, 48, 72 ve 96 hours for the determination of in vitro gas production values and gas production parameters in rumen fluid. It was observed significant differences among all of the common vetch seeds in terms of chemical composition (DM, CA, OM, CP, EE, NDF, ADF, ADL) values (P
Afficher plus [+] Moins [-]Effect of Net House on Tomato Leaf Miner (Tuta absoluta) (Meyrick) (Lepidoptera: Gelechiidae) Population in Tomato Cultivated in Chitwan, Nepal Texte intégral
2020
Ankit Soti | Rajendra Regmi | Arjun Kumar Shrestha | Resham Bahadur Thapa
This experiment was conducted in tomato field at Agriculture and Forestry University (AFU, Chitwan, Nepal) between October 2016 and May 2017 to evaluate effect of net house on invasive insect species of tomato moth, Tuta absoluta (Meyrick) (Lepidoptera: Gelechiidae). The trial was setup with two treatments inside net house and under open conditions and was designed with four replications. The adults of T. absoluta were observed significantly lower numbers inside the net house (1.41 adult/trap) compared to the open condition (24.84 adult/trap). The T. absoluta population increased with rainfall. The marketable yield was significantly higher inside the net house (100.91 ton/hec) due to reduction of damage to tomato fruit (4 ton/hec) by T. absoluta. The initial level of investment was found to be higher inside the net house when compared to open cultivation. In terms of economic analysis in long term aspect only, the net house is a suitable means of pest management against T. absoluta.
Afficher plus [+] Moins [-]Challenges of Melon Processing Among Women Processors in Enugu-Ezike Agricultural Zone of Enugu State, Nigeria Texte intégral
2020
Angela Ebere Obetta | Ridwan Mukaila | Ogochukwu Gabriella Onah | Chukwuemeka Chiebonam Onyia
Processing of melon plays a significant role in the livelihood of rural women as it serves as their major occupation. Despite its significant role, the women processors were faced with some challenges. This study, therefore, identified the challenges faced by women in melon processing in Enugu-Ezike Agricultural Zone of Enugu State, Nigeria. Primary data were collected from 80 respondents using a structured questionnaire coupled with an interview schedule and analysed using descriptive statistics. The results showed that the majority of the women processors were advanced in age, well experienced, do not belong to a cooperative society, and relied strictly on processing melon as their source of livelihood. They had an average income of N286,400 (USD 751.71) per annum. Low capital, poor credit facilities, high transportation cost, price fluctuation, rapid deterioration, low supply of melon, poor storage facilities, high cost of processing machine, and breakage of seed were the identified constraints facing them. The study recommended that the women processors should form a cooperative society which will help in financing and easy marketing of their products. Also, the government should provide financial assistance, good storage facilities, and subsidized melon processing machine to increase efficiency.
Afficher plus [+] Moins [-]Su Tutucu Polimer (SAP) Uygulamalarının Anadolu Sığla Ağacı (Liquidambar orientalis MİLL.) ve Biberiye (Rosmarinus officinalis L.) Türlerinde Bitki Gelişimi Üzerine Etkisi Texte intégral
2020
Hülya Akat
Küresel ısınmadan kaynaklanan iklim değişimi ve hızlı nüfus artışına bağlı olarak tüketimin yükselmesi doğal kaynaklardan suyun azalmasına neden olarak varlığını tehdit etmektedir. Dünyada kullanılabilir suyun büyük bir bölümü tarımda değerlendirildiğinden bitkilerin su ihtiyacının en doğru ve ekonomik şeklide karşılanması gerekmektedir. Bu bağlamda da suyun verimli ve ekonomik kullanılmasını sağlayan yöntemlerden biri olarak su tutucu polimer (SAP) uygulaması karşımıza çıkmaktadır. Araştırmada, su tutucu polimer SAP A200’ün farklı dozları [% 0 (kontrol), % 0,2, % 0,4 ve % 0,6 v/v] geleneksel (toprak) ve topraksız tarım yetiştirme ortamlarına [torf, perlit ve torf:perlit (1:1) v/v] uygulanmıştır. SAP A200 dozlarının Anadolu Sığla Ağacı (Liquidambar orientalis Mill.) ve Biberiye (Rosmarinus officinalis L.) türlerinin bitki gelişimine etkisinin belirlemesi amaçlanmıştır. Araştırma tesadüf parselleri deneme desenine göre 3 tekerrürlü olarak kurulmuştur. Bitki gelişim özelliklerini belirlemek amacıyla bitki boyu, gövde çapı, kök uzunluğu, kök kalınlığı, kök ile sürgün yaş ve kuru ağırlıkları belirlenmiştir. Araştırmadaki iki tür için, tüm SAP dozlarının bitki gelişim parametrelerini olumlu yönde etkilediği ve en yüksek değerlerin % 0,6 SAP A200 uygulamasında tespit edildiği gözlemlenmiştir. Toprak dışındaki tüm yetiştirme ortamlarında bitki gelişim değerlerinin daha yüksek olduğu ve en iyi sonuçların torf:perlit ortamında gerçekleştiği saptanmıştır.
Afficher plus [+] Moins [-]UV-B Radiations and Secondary Metabolites Texte intégral
2020
İlkay Yavaş | Aydın Ünay | Shafaqat Ali | Zohaib Abbas
Ultraviolet-B (UV-B: 280 to 320 nm) radiations have appeared to be detrimental to plants, due to their damaging effects on proteins, lipids, membranes and DNA. UV-B radiations are a significant regulator of plants’ secondary metabolites. High intensity of ultraviolet radiations may interfere with growth and productivity of crops. But low levels of UV-B radiations give rise to changes in the plants’ secondary metabolites such as phenolic compounds, carotenoids and glucoseinolates. Therefore, low intensity of UV-B radiations may be used to generate plants, enriched with secondary metabolites, having improved reproductive ability, early ripening and tolerance against fungi, bacteria and herbivores.
Afficher plus [+] Moins [-]Weed-Competitive Ability of Forage Maize Cultivars against Barnyardgrass Texte intégral
2020
Khawar Jabran
Weed-competitive cultivars are desired in the wake of growing popularity of organic farming, environmental pollution and evolution of herbicide resistance in weeds. This research work evaluated the weed competitive ability of three forage maize cultivars (ADA-523, AGA and SASA-5) against the noxious weed barnyardgrass (Echinochloa crus-galli (L.) P.Beauv.). The study was conducted in spring 2018 and repeated in summer 2018. Results of this study showed that maize-barnyardgrass competition significantly decreased the growth of forage maize plants. For instance, barnyardgrass decreased the maize plant height by 11.9-16.9%, leaf length by 13.3-20.2%, leaf width by 20.2-27.4%, and number of leaves by 14.3-25.0%. Fresh and dry weights of maize plants were also significantly decreased as a result of weed-crop competition. Barnyardgrass decreased the shoot fresh weight (30.7-60.6%), shoot dry weight (33.3-52.2%), leaf fresh weight (33.4-56.5%) and leaf dry weight (31.9-50.0%) of the maize plants. An interactive effect of weed × maize cultivars was found non-significant. Forage maize cultivars also varied occasionally for their traits. Nevertheless, ADA-523 had a higher plant height, leaf length, leaf width, leaf fresh weight and leaf dry weight than the cultivars AGA and SASA-5. On the other hand, the cultivar SASA-5 had a higher shoot fresh weight, shoot dry weight and root fresh weight than the other cultivars in the study. This research work concluded that the forage maize cultivars in the study did not vary for the weed-competitive ability. Further, barnyardgrass-maize competition could decrease the growth and development of the maize cultivars.
Afficher plus [+] Moins [-]Effect of Alfalfa Meal and Enzyme Use on Performance, Carcass and Intestinal Parameters in Growing Quail Rations Texte intégral
2020
Mahmut Mutlu | Alpönder Yıldız
This study was carried out to determine the influence of different levels of alfalfa meal and the addition of enzyme on performance, carcass and intestinal parameters in growing quails. Japanese quails (n=240), 1 days of age, were divided into 6 dietary treatment groups and the experiment lasted for 5 weeks. In each experiment group there were 4 replicates, and in each replicates there were 10 chicks. Six diets, arranged a factorial design with three alfalfa meal levels (0, 2.5 and 5.0 %) and two levels of added enzyme (0.0 and 1.0 g/kg) were used. The treatments did not effect on the body weight, feed intake and feed conversion ratio. However, relative liver, leg+back, intestine weights and crypt depth were significantly increased, and relative heart and breast weights and villus width decreased by dietary alfalfa meal levels. The addition of enzyme to diets containing alfalfa meal did not affect the performance and carcass parameters, but reduced the intestinal histomorphology parameters in quails. According to the results obtained from the experiment, it can be said that the use of alfalfa meal in growing quail diets did not affect the performance, but the use of alfalfa meal at the level of 2.5% in the diet promotes intestinal development.
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