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Articles 10561 - 10590 of 10915
Full-Text Articles in Life Sciences
The Effect Of N Applied At Different Seasons And Doses On Seed Yield And Some Yieldcomponents Of Smooth Bromegrass ( Bromus Inermis Leyss.) And Relationships Among The Characteristics, Yunus Seri̇n, Mustafa Tan, Ali̇ Koç, Ahmet Gökkuş
The Effect Of N Applied At Different Seasons And Doses On Seed Yield And Some Yieldcomponents Of Smooth Bromegrass ( Bromus Inermis Leyss.) And Relationships Among The Characteristics, Yunus Seri̇n, Mustafa Tan, Ali̇ Koç, Ahmet Gökkuş
Turkish Journal of Agriculture and Forestry
This study was conducter to determine the effects of time (autumn and spring) and dose (0, 4, 8 and 12 kg N/da) of nitrogen applications on seed yield and yield components of smooth bromegrass. The study was carried out under irrigated condi-tions in Erzurum, in crop seasons of 1986-1992. According to the mean of five years data nitrogen fertilization is recommended for high seed yield. Application of N as 4 kg/da in autumn+8 kg/da N in spring is effective for high seed yield (40.6 kg/da) and straw yield (959.8 kg/da) under irrigated conditions. The N application increased also generative shoots, …
Obtention Of In Vitro Haploid Plants From In Situ Induced Haploid Embryos In Cucumber(Cucumis Sativus L.), Gülat Çağlar, Kazim Abak
Obtention Of In Vitro Haploid Plants From In Situ Induced Haploid Embryos In Cucumber(Cucumis Sativus L.), Gülat Çağlar, Kazim Abak
Turkish Journal of Agriculture and Forestry
In this study the obtention of in vitro haploid plants from haploid embryos induced by pollination with irradiated pollen was investigated. The haploid embryos of four cucumber genotypes obtained in different season of the year were cultured on the E20A medium under aseptic condition in 1992-1994. The percentage of embryos that turned into plantlets, duration needed for plant formation, and in situ plantlet development were investigated. Also, the micropropagation possibility with clonning and propagation coefficient of plantlets were determined. The ability of embryos at advanced-stages to form plants was found to be higher (60 % in the first year and …
Genetic Analysis And Gliadin Banding Patterns In Some Bread Wheat Varieties Grown In Turkey And Their Hybrids, Si̇bel Keski̇n, Sevi̇nç Asal, Orhan Kavuncu
Genetic Analysis And Gliadin Banding Patterns In Some Bread Wheat Varieties Grown In Turkey And Their Hybrids, Si̇bel Keski̇n, Sevi̇nç Asal, Orhan Kavuncu
Turkish Journal of Agriculture and Forestry
In this study, 20 individual kernels of "Gün 91", "Kırkpınar 79", "Atay 85", "Kıraç 66", "Bolal 2973", "Bezostaya 1" and "Gerek 79" bread wheat cultivars that are grown in Turkey and their half diallel F 1 hybrids were analysed using polyacylamide gel electrophoresis (PAGE) in order to determine gliadin band patterns and to show homogeneity and/or heterogeneity. Result of electrophoretic analysis showed that there is a detectable variation within these cultivars and amongst their hybrids. However the heterogeneity in hybrids was larger than the one in parents. Some bands found in hybrids but not in parents and vice versa have …
The Nitrate Content Of Well Waters In The Kumluca Region-Antalya, Mustafa Kaplan, Sahri̇ye Sönmez, Seli̇m Tokmak
The Nitrate Content Of Well Waters In The Kumluca Region-Antalya, Mustafa Kaplan, Sahri̇ye Sönmez, Seli̇m Tokmak
Turkish Journal of Agriculture and Forestry
This study was carried out to investigate the NO 3 content of well waters in the Kumluca Region. For this purpose, water samples were taken from 20 wells in the Region on 13 th May 1996. In water samples; EC, NO 3 and NH 4 analyses were carried out, and [NO 3 -N]+[NH 4 -N] and NO 3 -N were calculated. The results obtained showed that the NO 3 concent of the well waters in the region changed from 2.46 to 164.91 mg/l, NH 4 concent from 2.35 to 7.22 mg/l, [NO 3 -N]+[NH 4 -N] concent from 2.84 to …
Effect Of Exterior Exposure On The Hadrness Of Varnishes Coating, Ramazan Özen, Abdullah Sönmez
Effect Of Exterior Exposure On The Hadrness Of Varnishes Coating, Ramazan Özen, Abdullah Sönmez
Turkish Journal of Agriculture and Forestry
Wooden materials have been used for decoration and building element both indoors and outdoors. One of the most important problem in wood finishing has been that naturel appearence of wood and varnish coating couldn't be preserved sufficiently against outdoor effects. In this research, cellulosic, synthetic, acid catalyzed and polyurethan varnishes and synthetic opaque white paint was examined by using on the beech (Fagus orientalis L.), pine (Pinus silvestris L.), oak (Quercus petreae L.), castanea (Castanea sativa M.) wood panels. Experiments was conducted in Ankara. Beginning in 1993 a total of five experimental finishes on the four different panels have been …
Economic Assessment Of Environmental Pollution Damages Caused By Industry On Agriculture: The Case Of Samsun Fertilizer (Tügsas) And Karadeniz Copper (Kbi) Industries, Harun Tanrivermi̇ş, Zi̇ya Gökalp Mülayi̇m
Economic Assessment Of Environmental Pollution Damages Caused By Industry On Agriculture: The Case Of Samsun Fertilizer (Tügsas) And Karadeniz Copper (Kbi) Industries, Harun Tanrivermi̇ş, Zi̇ya Gökalp Mülayi̇m
Turkish Journal of Agriculture and Forestry
In this study, to assess the environmental pollution damages to agriculture the case of TÜGSAS and KBI industries were chosen. For this aim, change-in-productivity, preventive/defensive expenditures and contingent valuation approaches are applied to the selected case for assessing the pollution damage. The result indicates that the value of pollution damages to major agricultural crops in 1994 are estimated as 70.8 billion TL in Tekkeköy region. It has been determined that there is an inverse relationship between the crop losses ratio and the distance from the pollution sources. The minimum value of damages to environment caused by TÜGSAS and KBI is …
The Effect Of Mash Enzymation On Juice Yield And Chemical Compositionof Sour Cherry Juice, Feryal Karadeni̇z, Azi̇z Ekşi̇
The Effect Of Mash Enzymation On Juice Yield And Chemical Compositionof Sour Cherry Juice, Feryal Karadeni̇z, Azi̇z Ekşi̇
Turkish Journal of Agriculture and Forestry
The effect of mash enzymation on juice yield and chemical composition of sourcherry juice was investigated. The increase in juice yield due to mash enzymation was found between 6.25 and 9.0%, in sourcherry juice prepared from Kütahya variety. PH value, titratable acidity, formol number, anthocyanin, total phenolic, glucose, fructose, sucrose, citric acid, malic acid and mineral contents were also determined in sourcherry juices. According to the results, mash enzymation did not show significant effect on the chemical composition of sourcherry juice.
A Contribution To Exotic Plants Of Turkey: Sicyos Angulatus L., Sali̇h Terzi̇oğlu, Rahi̇m Anşi̇n
A Contribution To Exotic Plants Of Turkey: Sicyos Angulatus L., Sali̇h Terzi̇oğlu, Rahi̇m Anşi̇n
Turkish Journal of Agriculture and Forestry
In this study, a contribution has been made to distribution areas for Sicyos angulatusL. as A7 Trabzon: Yomra, A8 Trabzon Araklı, Of and Çaykara in addition to the A8 Artvin: Borçka have been determined previously. Detailed Morphological measurements were presented. Also, key of genus of Cucurbitaceaehas been ordered and given in English.
Pulmonary Aspergillosis In Geese, S. Serap Türkütanit
Pulmonary Aspergillosis In Geese, S. Serap Türkütanit
Turkish Journal of Veterinary & Animal Sciences
Pulmonary aspergillosis were examinated in a total of 22 geese (2-13 week-old), brought from A Geese Production Station in Kars and geese breeders. The lesions were seen as a hard nodules in all cases in the lungs, and also in 3 cases in the air sacs. They were multifocalty localized in each lobules, and 1-4 mm. in diameter and yellow in color. The lesions were characterized by granulomatous pneumonie and airsacculitis. The characteristic hyphae of Aspergillus spp. were demonstrated in granuloma in histopathological sections stained by periodic acid Schiff stain.
The Effect Of Chromium Added Into Basal Diet On Serum Total Protein, Urea,Triglyceride, Cholesterol And Serum And Tissue Chromium, Zinc, Copperlevels In Rabbits, Kazim Şahi̇n, Talat Güler, Nurhan Şahi̇n, O. Ni̇hat Ertaş, Necla Erkal
The Effect Of Chromium Added Into Basal Diet On Serum Total Protein, Urea,Triglyceride, Cholesterol And Serum And Tissue Chromium, Zinc, Copperlevels In Rabbits, Kazim Şahi̇n, Talat Güler, Nurhan Şahi̇n, O. Ni̇hat Ertaş, Necla Erkal
Turkish Journal of Veterinary & Animal Sciences
This study was conducted to determine the effect of supplemantal dietary chromium on serum total protein, urea, triglycerides, cholesterol, and serum and tissue chromium, zinc, and copper contents of pregnant rabbits, their offspring and their young rabbits. Treatment groups consisted of chromium level as follows: Control Group no supplementation chromium into basal diet, Treatment I (200 ppb Group) contained 200 ppb of supplemental chromium into basal diet, and Treatment II (400 ppb Group) contained 400 ppb of supplemental chromium into the basal diet which contained 539.17 ppb chromium. For this purpose, at the begining of the study, 36 rabbits were …
Isolation And Preparation Of Monoclonal Antibody To Ovineimmunoglobulin M, Hüseyi̇n Yilmaz, Aysan Tantaş, Ati̇lla Ilgaz, Kenton L. Morgan
Isolation And Preparation Of Monoclonal Antibody To Ovineimmunoglobulin M, Hüseyi̇n Yilmaz, Aysan Tantaş, Ati̇lla Ilgaz, Kenton L. Morgan
Turkish Journal of Veterinary & Animal Sciences
Ovine immunoglobulin M was isolated from sheep serum using gel filtration and affinity chromatography. Polyclonal and monoclonal antibodies against this isotype were prepared. The specificity of the monoclonal antibody was investigated using SDS-Page, immunoblotting, an enzyme-linked immunosorbent assay (ELISA) and affinity chromatography. On immunoblotting, monoclonal anti-IgM reacted with a 70 kD protein which corresponded to ovine IgM.
Monitoring And Comparing Follicular And Luteal Function Betweengenetically High- And Low-Producing Dairy Cows By Ultrasonography, Şükrü Meti̇n Pancarci
Monitoring And Comparing Follicular And Luteal Function Betweengenetically High- And Low-Producing Dairy Cows By Ultrasonography, Şükrü Meti̇n Pancarci
Turkish Journal of Veterinary & Animal Sciences
The objectives of this study were to investigate the effectiveness of ultrasonography in monitoring ovarian activity by examining follicular growth and regression and studying the correlation between corpus luteum (CL) measurements and plasma progesterone (P4) concentrations, and to compare high-and low-production genetic lines of dairy cows regarding endogenous bovine somatotropin (bST) and milk production effects on follicular wave patterns, size and number of follicles, CL growth and plasma P4 concentrations during the estrous cycle monitored by ultrasound. Seventeen multiparous lactating Holstein cows were divided into two groups, a low-production group (control group, n=9) and a high-production group (select group, n=8). …
Investigation On Developing Sire Lines For Lamb Production (First Stage), Mustafa Kaymakçi, Reşi̇t Sönmez, Ercan Kizilay, Turgay Taşkin, Nejdet Ergül
Investigation On Developing Sire Lines For Lamb Production (First Stage), Mustafa Kaymakçi, Reşi̇t Sönmez, Ercan Kizilay, Turgay Taşkin, Nejdet Ergül
Turkish Journal of Veterinary & Animal Sciences
The investigation was performed to develope sire lines for lamb production at Acipayam state Farm. For this purpose, German Black Face (A) x Acipayam (AC) and Ramliç (R) x Acipayam (AC) cross-bred were used. According to the results; Fecundities are 109%, 72.0%, 85.0%, 95.0% and 85.0% for ACxAC, AxAC, RxAC, AxAC and RxRAC cross-bred groups respectively. Weaning weights are also 22.45 kg, 22.23 kg, 24.38 kg, 21.48 kg and 23.06kg for AC, AAC, AAAC, RAC and RAAC genotype respectively.
Comparison Of Some Production Traits In Malya And Akkaraman Sheep, Nadi̇ Çolakoğlu, Ceyhan Özbeyaz
Comparison Of Some Production Traits In Malya And Akkaraman Sheep, Nadi̇ Çolakoğlu, Ceyhan Özbeyaz
Turkish Journal of Veterinary & Animal Sciences
Summary : This research was carried out to compare the fertility traits, greasy fleece weight and wool characteristics in breeding ewes; and the growth and survival rates of lambs in Ankaraman and Malya breeds. The data was obtained for fertility traits from 5581 Malya and 9707 Akkaraman ewes, for growth rates from 100 lambs in each breed, for greasy fleece weights from 100 ewes in each breed and for wool characteristics from 32 Malya and 28 Akkaraman ewes. Fertility traits such as lambing percentage, twinning rate, litter size and number of lambs weaned per hundred ewes lambing between 1992 and …
The Utilization Of Carp (Cyprinus Carpio) Flesh As Fish Ball, Yasemen Yanar, Hasan Fenerci̇oğlu
The Utilization Of Carp (Cyprinus Carpio) Flesh As Fish Ball, Yasemen Yanar, Hasan Fenerci̇oğlu
Turkish Journal of Veterinary & Animal Sciences
In this study, the sensory properties and shelf life of fish balls prepared from carp flesh were investigated. Four study groups were prepared with different combinations of ingredients: garlic, garlic-sunflower oil, onion and onion-sunflower oil. A control group was also prepared. At the end of the sensory evaluation, the groups received between 7.4 and 9.07 points from the panelists regarding appearance, texture, succulence, odour and flavour and general acceptance. The onion and garlic groups were found to be preferable to the control group (p0.05). Vacuum-packed minced fish meat stored at -18°C for 6 months was of good quality in terms …
Experimental Visceral Larva Migrans In Chicken With Toxocara Canis, Ayşen Gargili, Erkut Tüzer, Aynur Gülenber, Müfi̇t Toparlak, İlker Efi̇l, Vedat Keleş, Meltem Ulutaş
Experimental Visceral Larva Migrans In Chicken With Toxocara Canis, Ayşen Gargili, Erkut Tüzer, Aynur Gülenber, Müfi̇t Toparlak, İlker Efi̇l, Vedat Keleş, Meltem Ulutaş
Turkish Journal of Veterinary & Animal Sciences
The aim of this study was to determine the distribution of Toxocara canis larvae in some organs of chicks and to clarify if the larvae found in brain will be able to lead to the behavioral disorder or not. For this purpose, 42 15-day-old broiler chicks were allocated to 6 groups, each consisted of 5 trial and 2 control animals (Totally 30 exp. and 12 contr. anim.). Each experimental chick recevied 5000 embriyonated T. canis eggs orally. All animals were necropsied between 2 nd and 12 th days after inoculation with two day intervals. Brain, lung, liver and a half …
Pal-Like Protein Present In Chromatium Vinosum, H. Benan Dincturk, David B. Knaff
Pal-Like Protein Present In Chromatium Vinosum, H. Benan Dincturk, David B. Knaff
Turkish Journal of Biology
PAL is a peptidoglycan-associated lipoprotein found in the cell membranes of many Gram-negative bacteria. The presence of PAL has been demonstrated in Escherichia coli and many bacteria. In this paper, we show the presence of a gene coding for a PAL-like protein in C. vinosum, a photosynthetic bacteria and the partial sequence of the PAL gene.
The Role Of Protein Synthesis On The Adhesionstrength Of Chl Cells, Ali Yildirim, William Jd Whish
The Role Of Protein Synthesis On The Adhesionstrength Of Chl Cells, Ali Yildirim, William Jd Whish
Turkish Journal of Biology
Cells require protein synthesis to perform the adhesion function properly. In order to dis-cover the effect of endogenous protein synthesis on CHL cell adhesion; the adhesion strengths of cul-tured Chinese Hamster Lung (CHL) cells that were grown for 24 hours on the glass surface in the pres-ence of 1µgml -1 of cycloheximide or emetine or, both were measured quantitatively using a converg-ing laminar flow chamber. The inhibition of protein synthesis by above drug(s) reduced cell adhesion strength significantly. Hence critical shear stress of detachment of cell were 8.68±1.52 Nm -2 , 8.13±1.48Nm -2 , and 6.57±1.01Nm -2 , respectively. While …
Recent Developments In Molecular Genetics Of Plantdisease Resistance, Hüseyin Basim
Recent Developments In Molecular Genetics Of Plantdisease Resistance, Hüseyin Basim
Turkish Journal of Biology
The field of plant-microbe interactions has seen several recent break-throughs as cloning and characterization of resistance ( R) genes from plants and avirulence ( avr) genes from pathogens. Although genetics, histology, and biochemistry of plant disease resistance are well known at the cellu-lar and population levels, a full understanding of pathogen resistance in plants at molecular level is recently becoming feasible throught cloning and sequencing of several putatively interacting plant and pathogen genes. This knowledge may lead to the establishment of important strategies in plant dis-ease control. The objective of this review is to provide a short and selective overview …
Correlations Between Changes In The Amount Ofendogenous Phytohormones And Flowering In Thesafflower ( Carthamus Tinctoriusl.), Hasan Baydar, Salih Ülger
Correlations Between Changes In The Amount Ofendogenous Phytohormones And Flowering In Thesafflower ( Carthamus Tinctoriusl.), Hasan Baydar, Salih Ülger
Turkish Journal of Biology
Changes in the amounts of endogenous gibberellic acid (GA 3 ), indole-3-acedic acid (IAA) and abscisic acid (ABA) during different growth periods of the safflower were studied by high-perfor-mance liquid chromatography (HPLC). A correlation was confirmed between low levels of GA 3 , as well as high levels of ABA, and the initia-tion of flowering. IAA reached its maximum level during bud formation, indicating that IAA might play an active role in the differentiation of bud formation. Changes in the amount of endogenous phytohormones in flower buds located in different parts of the plant indicate that ABA in particular plays …
A Study On The Phytoplankton Of Hasan Uğurludam Lake (Samsun-Turkey), Arif Gönülol, Olcay Obali
A Study On The Phytoplankton Of Hasan Uğurludam Lake (Samsun-Turkey), Arif Gönülol, Olcay Obali
Turkish Journal of Biology
The composition and seasonal variations of phytoplankton of Hasan UGURLU Dam Lake were studied using samples collected from two stations between July 1992 to December 1993. 57 taxa were identified belonging to the Bacillariophyta, Chlorophyta, Cyanophyta, Dinophyta and Euglenophyta divisions of phytoplankton. In the phytoplankton, Asterionella formosa, Cyclotella planc-tonica, Pediastrum simplex and Ceratium hirundinella caused water blooms in certain months. The light density and temperature affected the composition and seasonal variations in phytoplankton considerably. Nutrient levels in the lake did not limit the seasonal variations in phytoplankton. It was determined that Lake Hasan Ugurlu had mesotrophic characteristics because of the …
Contribution To The Geographic Distribution Ofrodent Species And Ecological Analyses Of Theirhabitats In Asiatic Turkey, Nuri Yi̇ği̇t, Ercüment Çolak
Contribution To The Geographic Distribution Ofrodent Species And Ecological Analyses Of Theirhabitats In Asiatic Turkey, Nuri Yi̇ği̇t, Ercüment Çolak
Turkish Journal of Biology
Rodent species in 17 selected localities were determined, and these localities were then compared with respect to rodent species composition. It was determined that a total of 27 rodent species are found in these localities, the number in each locality ranging from 6 to 12. Species previ-ously recorded in mixed and decidous forests in northern Asiatic Turkey, such as Glis glis, Muscardinus avellanarius, Microtus subterraneus and Clethrionomys glareolus, were found not to range across forested localities in west and south Asiatic Turkey in the dry summer season. It was also determined that rodents, which live in similar habitats in different …
Decolorization Of Orange Ii Dye With The Crudeculture Filtrate Of White Rot Fungus, Coriolusversi-Color, Özfer Yeşi̇lada, Birgül Özcan
Decolorization Of Orange Ii Dye With The Crudeculture Filtrate Of White Rot Fungus, Coriolusversi-Color, Özfer Yeşi̇lada, Birgül Özcan
Turkish Journal of Biology
Decolorization of Orange II dye was demonstrated with crude culture filtrate of white rot fungus, Coriolus versicolor. It was determined that the rate and extent of decolorization were depend-ent on the age (growth phase) of the crude culture filtrate (CCF). Dye decolorization abilities of the CCF of Funalia trogii, Pleurotus sajor-caju and Phanerochaete chrysosporium ME446, after incubation for 12 days, were also studied. Phanerochaete chrysosporium ME446 was observed to be unable to decolorize any of 4 dyes used. Cyanide and azide, which are known inhibitors of enzyme, inhibited dye decolorization ability of the CCF. Heat treatment terminated decolorization activity of …
Biodegradation Of Heptachlor By Phanerochaetechrysosporium Me 446: The Toxic Effects Ofheptachlor And Its Metabolites On Mice, Münevver Arisoy, Nazif Kolankaya
Biodegradation Of Heptachlor By Phanerochaetechrysosporium Me 446: The Toxic Effects Ofheptachlor And Its Metabolites On Mice, Münevver Arisoy, Nazif Kolankaya
Turkish Journal of Biology
On the basis of degradation properties of Phanerochaete chroysosporiumME 446 found in white-rot fungi in respect of many organic compounds with toxic, mutagenic and carcinogenic charac-teristics, the physiological conditions effective for the degradation of heptachlor (1, 4, 5, 6, 7, 8, 8- heptachloro-3a, 4, 7, 7a-tetrahydro-4, 7-methanoindene), an organic chlorine used in insecticides Phanerochaete chrysosporium ME were determined. The potential toxic effects of heptachlor and metabolites on mice were also investigated. For the degradation of heptachlor, the optimum pH was found to be 5, incubation period 20 days, and incubation temperature, 30 o C-35 o C, while the optimum concentrations …
Sex Pheromones Of The Cereal Pest Eurygaster Inte-Gricepsputon (Heteroptera: Scutelleridae)- Atheoretical Study, Lemi Türker
Sex Pheromones Of The Cereal Pest Eurygaster Inte-Gricepsputon (Heteroptera: Scutelleridae)- Atheoretical Study, Lemi Türker
Turkish Journal of Biology
AM1-type molecular orbital calculations were performed on the geometry-optimized struc-tures of various 4-(1', 5' - dimethly -4' - heptenylidene) -1- methylcyclohexene isomers. It was found that the major component (4Z, 4'E isomer) of the sex pheromone of Eurygoaster integriceps is very dissimilar in chemical composition to the other isomers, although the stabilities and heats of the for-mation characteristics are comparable. However, some small molecules resembling only a part of the pheromone might exhibit some partial activity.
Sister Chromatid Exchange In Cultured Humanlymphocytes Treated With Carbosulfan, Ethlycarbamate And Ethly Methanesulfonat Separatelyand In Mixtures, Eyyüp Rencüzogullari, Mehmet Topaktas
Sister Chromatid Exchange In Cultured Humanlymphocytes Treated With Carbosulfan, Ethlycarbamate And Ethly Methanesulfonat Separatelyand In Mixtures, Eyyüp Rencüzogullari, Mehmet Topaktas
Turkish Journal of Biology
The aim of this study was to investigate the ability of Carbosulfan (the effective ingredient in Marshal, a carbamate insecticide/nematocide), Ethyl Carbamate (EC=carcinogen and Ethyl Methanesulfonat (EMS=mutagen) separately and in mixtures to induce sister chromatid exchange (SCE) in human lymphocytes and to nivestigate whether the test substances, as a mixture had any syn-ergistic or antogonistic effect. Carbosulfan separately weakly induced SCE during the 48 hour treat-ment. Although EC separately could not induce SCE, EMS separately induced dose-dependently SCE at 24 and 48 hour treatments. EC increased the RI, while Carbosulfan and EMS decreased it during the 48 hour treatment. The …
Effects Of Pre-Sowing Peg And Kh 2 Po 4 Treatments On Germinationemergence And Yield Of Carrot, İbrahim Duman, Dursun Eşi̇yok
Effects Of Pre-Sowing Peg And Kh 2 Po 4 Treatments On Germinationemergence And Yield Of Carrot, İbrahim Duman, Dursun Eşi̇yok
Turkish Journal of Agriculture and Forestry
Studies were conducted at the fileds and laboratories of Ege University, Faculty of Agriculture, Department of Horticulture during 1994-1995 to improve germination and emergence in carrot (Daucus carota L. cv. Nantes) by priming, a presowing seed treatment. Seeds were treated with PEG-6000 (273 g/l) and KH 2 PO 4 (70 g/l) at 15°C for 10 days. Seeds were dried and taken for germination tests at the laboratory and for emergence tests in the open field. Besides germination, seedling emergence and yield were also determined in open field. According to the results the percentage of germination increased to 81% by PEG …
The Pollen Collection Activity And Preference Of Honey Bees (Apis Mellifera) In The Natural Habitat Of Antalya And Some Morphological And Quality Properties Of Different Pollen Types, Hasan Baydar
Turkish Journal of Agriculture and Forestry
No abstract provided.
The Effects Of Phosphate Treatments On Chromosome Pairing In Diploid And Autotetraploid Meadow Fescue ( Festuca Pratensishuds.), Bilal Deni̇z, Ayten Tufan
The Effects Of Phosphate Treatments On Chromosome Pairing In Diploid And Autotetraploid Meadow Fescue ( Festuca Pratensishuds.), Bilal Deni̇z, Ayten Tufan
Turkish Journal of Agriculture and Forestry
This study was carried out under greenhouse conditions in 1994-1995. The influence of phosphate treatments (0, 1, 2, 3 and 4g P 2 O 5 /pot) on meiotic chromosome pairing and the number of arms bound at the first metaphase (MI) in plants of diploid Senu variety of meaddow fescue ( Festuca pratensis Huds.) and its advanced generation (C 6 ) autotetraploid (Tetra Senu) were studied. In diploids, quadrivalents and univalents frequencies showed no difference with changes in phosphate treatments. Total bivalent frequency per cell remained stable with phosphate changes in spite of a significant increase in the number of …
Drug Yield And Essential Oil Of Thymus Vulgaris L. As In Influenced By Ecological And Ontogenetical Variation, Mensure Özgüven, Sezen Tansi
Drug Yield And Essential Oil Of Thymus Vulgaris L. As In Influenced By Ecological And Ontogenetical Variation, Mensure Özgüven, Sezen Tansi
Turkish Journal of Agriculture and Forestry
Drug yield and volatile oil content and its components of Thymus vulgaris were investigated during the different growing periods under both lowland and mountainous conditions. The highest drug yields were obtained from lowland conditions during the post flowering stage. Also, it has been determined that environmental conditions have significantly influenced the harvest dates. The 17 components were identified in the essential oil of Thyme. Essential oil content and its components were significantly affected by both climatic and ecological conditions and various harvest dates.