• Title, Summary, Keyword: Tall Fescue

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Studies on the Endophyte Status and Cutting Frequency of Tall Fescue (Festuca arundinacea Schreb. ) I. Agronomic charateristics , DM yield and weed development of tall fescue (Tall Fescue의 Endophyte 감염과 예취횟수에 관한 연구 I. 생육특성 , 수량 및 잡초율에 미치는 영향)

  • 이종경;김동암;조무환;이성철
    • Journal of The Korean Society of Grassland and Forage Science
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    • v.16 no.1
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    • pp.9-16
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    • 1996
  • 'This experiment was canied out to investigate the effects of endophyte status(end0phyte-free and -infect) and cutting frequency(3, 4, 5 and 6 timeslyear) on the agronomic characteristics, DM yield and weed development of tall fescue(Festuca arundinacea Schreb.) at the Experimental Field of Grassland and Forage Crops Division, National Livestock Research Institute, Suweon, from 1993 to 1994. 'Ihe results obtained are summarized as follows: DM yield of endophyte-infected tall fescue was slightly higher than that of endophyte-free tall fescue. DM yield of two tall fescue varieties was significantly decreased with frequent culting(p<0.05). Weed development of pasture tended to be decreased with endophyte-infected tall fescue and infrequent cutting, and endophyte-infected tall fescue had a good adaptation to the poor environment. Based on the results of this experiment, it is suggested that a slight increase in forage yield could be obtained from endophyte-infected tall fescue and endophyte-infected tall fescue was more persistant than endophyte-free tall fescue under poor conditions.

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Studies on the Endophyte Status and Cutting Frequency of Tall Fescue (Festuca arundinacea Schreb. ) II. Forage quality of tall fascue (Tall Fescue의 Endophyte 감염과 예취횟수에 관한 연구 II. 사료가치에 미치는 영향)

  • 이종경;김동암;김종덕;이성철
    • Journal of The Korean Society of Grassland and Forage Science
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    • v.16 no.1
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    • pp.17-26
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    • 1996
  • This experiment was carried out to investigate the effects of endophyte staWendophyte-free and -infect) and cutting frequency(3, 4, 5 and 6 timeslyear) on the forage quality of tall fescue(Festuca crnrtzdit~crcerr Schreb.) at the Experimental Field of Grassland and Forage Crops Division. National Livestock Research Institute, Suweon, from 1993 to 1994. 'Ihe results obtained are summarized as follows: CP content of tall fexue was increased with endophyte-free and cutting frequency for two varieties. Crude protein yield(CPY) of tall fescue in 1993 was increased with endophyte-free and cutting frequency for two varieties(P<0.05). In 1994, however. CPY of endophyte-free tall fescue was slightly lower than that of endophyte-infected tall fescue and the higher CPY was observed when tall fescue was harvested 6 times per year. NDF content of tall fescue was not different between endophyte-infected and -free. NDF was decreased with cutting frequency for two varieties in 1993, however. it was not influenced by the endophyte and cutting frequency in 1994. ADF content of tall fescue was not different between endophyte-infected and -free. and it was decreased with cutting frequency for two varieties. IVDMD was not influenced by endophyte, however, it was increased with cutting frequency for two varieties. Based on the results of this experiment, it is suggested that a slight increase in forage quality could be obtained from endophyte-free tall fescue and the quality was increased with frequent cutting.

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Effect of pasture Types and Endophyte Infection on the Animal Behavior of Korean native Cattle (Tall Fescue의 초지형과 Endophyte 감염이 한우의 가축행동에 미치는 영향)

  • Lee, Joung-Kyong;Kim, Dong-Am;Yun, Sei-Hyung;Seo, Sung
    • Journal of The Korean Society of Grassland and Forage Science
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    • v.16 no.4
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    • pp.267-274
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    • 1996
  • This experiment was carried out to investigate the effect of pasture types(mixture and mono tall fescue pasture) and endophyte infection on the animal behavior of Korean native cattle at the Experimental Field of Grassland and Forage Crops Division, National Livestock Research Institute, Suweon, in 1994. The results obtained are sumunarized as follows: DM intake of Korean native cattle was increased with mixture and endophyte-free tall fescue for both pasture types. Mixture and endophyte-free tall fescue showed good animal preference. Daily grazing time was increased with mixture and endophyte-free tall fescue in monoculture, while annual grazing period was increased with monoculture and endophyte-infect tall fescue. Amount of drinking water of Korean native cattle was increased with tall fescue monoculture rather than mixture, however the amount of drinking water was higher with endophyte-infect tall fescue in monoculture. Salt intake of Korean native cattle was increased with mixture and endophyte-6ee tall fescue in monoculture. Rectal temperature of Korean native cattle was not influenced by pasture types and endophyte infection. Based on the results of this experiment, DM intake of Korean native cattle and daily grazing time were increased by mixture and endophyte-free tall fescue with good quality.

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Quality Evaluation for Some Cultivars in Cool Season Turfgrass (한지형 잔디 품종에 대한 품질 평가)

  • Chang, Tae-Hyun;Lee, Yong-Se;Jeong, Byeong-Ryong
    • Asian Journal of Turfgrass Science
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    • v.23 no.2
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    • pp.295-306
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    • 2009
  • We investigated the quality of 48 cultivar in 5 types, most popularly used in Korea golf courses. Only brown patch disease caused by Rhizoctonia solani AG1-1 was occurred naturally. While disease was developed seriously into tall fescue cultivar in spring time and into bentgrass cultivar in fall time, respectively, however, among species were not significantly different. Tall fescue and perennial ryegrass cultivar had higher chlorophyll contents in November and there were also significantly different between cultivar of tall fescue, kentucky bluegrass and fine fescue species. Turfgrass color also showed significant difference between grass species. Perennial ryegrass has the highest value of turf leaf color, followed by kentucky bluegrass and tall fescue species. Significant differences among cultivar were found in kentucky bluegrass, tall fescue and fine fescue. Although fresh weight of turfgrass was not statistically different between grass species, root length was significantly different between species. Tall fescue species had the longest root length. Fresh weight showed differences among cultivar in kentucky bluegrass, bentgrass and tall fescue species. Based on our results, growth and grass quality showed large differences among cultivar and each turfgrass species.

Effect of pasture Types and Endophyte Infection on the Dry Matter Yield , Forage Quality , and Animal performance of Tall Fescue pasture (초지형과 Endophyte 감염이 Tall Fescue의 수량 , 사료가치 및 가축생산성에 미치는 영향)

  • 이종경;김동암;이광녕;이성철
    • Journal of The Korean Society of Grassland and Forage Science
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    • v.16 no.4
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    • pp.275-282
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    • 1996
  • This experiment was canied out to investigate the effect of pasture types(mixture and mono tall fescue pasture) and endophyte infection on the dry matter yield, forage quality and animal performance of pasture plants at the Experimental Field of Grassland and Forage Crops Division, National Livestock Research Institute, Suweon, in 1994. The results obtained are surmmarized as follows : DM yield of tall fescue monoculture was significantly higher(p<0.05) than that of mixture pasture, while DM yield of endophyte-infected pasture was significantly higher(p<0.05) than that of endophyte-free for two pasture types. Crude protein yield(CPY) of tall fescue monoculture was significantly higher(p<0.05) than that of mixture, and the higher CPY with endophyte-infect tall fescue for both pasture types resulted from higher DM yield of the pastures. NDF and ADF contents of pasture plants were not influenced by pasture types, and there was no difference for NDF and ADF contents between endophyte-infect and -free pasture mixture, however, those of pasture plants were increased with endophyte-infect tall fescue in monoculture. IVDMD of pasture plants was increased with mixture and endophyte-free tall fescue for both pasture types. IVDMD of pasture plants was greatly influenced by pasture types and endophyte infection. There were no significant differences in average daily gain of Korean native cattle between pasture types, but those of the cattle were significantly increased with endophyte-free tall fescue for both pasture types(p<0.05). Based on the results of this experiment, it is suggested that a slightly more forage yield could be obtained , from monoculture and endophyte-infected tall fescue. However, liveweight gain was increased by mixture and endophyte-free tall fescue with good quality.

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Recent advance in genetic transformation of tall fescue (형질전환 톨 페스큐 개발의 최근 동향)

  • Lee, Ki-Won;Lee, Sang-Hoon;Kim, Kyung-Hee;Lee, Byung-Hyun
    • Journal of Plant Biotechnology
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    • v.36 no.4
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    • pp.336-343
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    • 2009
  • Tall fescue is an open-pollinated, perennial, cool season grass species widely used for forage and turf. Tremendous progress has been made in genetic transformation of tall fescue in the past decade. Methods for generating transgenic tall fescue plants have been developed based on biolistic transformation and Agrobacterium-mediated transformation. Potentially useful agronomic genes have been tested to environmental stress tolerance, herbicide tolerance and improve forage quality in tall fescue plants. We review progress in biotechnological improvement of tall fescue and discuss future molecular breeding of this species.

Effects of Grazing on a Pasture Consisted of Different Combination of Tall Fescue and Legumes on Animal Production and Health in Daery Heifers. III. Liveweight gain and feed efficiency of grazing animal (혼파방목지에서 Tall Fescue와 두과목초 조합이 가축생산성과 질병에 미치는 영향 III. 방목가축의 증체 및 사료 이용에 관한 연구)

  • 정창조;김문철;김규일;장덕지;김중계
    • Journal of The Korean Society of Grassland and Forage Science
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    • v.17 no.3
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    • pp.205-212
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    • 1997
  • Forty-five holstein calves (average liveweight 150kg) were used to investigate the effect of combination of tall fescue and white clover cultivars on liveweight gain and feed efficiency into animal product in pastures. Daily gains per head for 3 years in T1, T2 and T3 (TI : Fawn, tall fescue + Regal, white clover + orchardgrass + perennial ryegrass, T2 : Roa, tall fescue + Regal, white clover + orchardgrass + perennial ryegrass, T3 : Roa, tall fescue + Tahora, white clover + orchardgrass + perennial ryegrass) were 0.27, 0.37 and 0.35kg, respectively, while average daily weight gains per ha were 3.54, 4.47 and 4.43kg, respectively. Animals grazing on mixed pasture with Roa tall fescue and Regal or Tahora white clover were showed a higher liveweight gain than those grazed on pastures with Fawn tall fescue and Regal h i t e clover. There was no significant difference among treatments (TI = 5.0kg T2 = 4.8kg T3 = 4.9kg) in herbage intake but feed efficiency into animal product was showed higher in T2 and T3 in comparison with T1(7.9% in T2 and 8.0% in T3 vs 5.97% in TI). In conclusion, association with Roa tall fescue and Regal white clover in mixed pasture can obtain higher animal product under continuous grazing system than that with Fawn tall fescue and Regal white clover.

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Yield Decrease of Tall Fescue ( Festuca arundinacea Schreb. ) by Pathogenic Fungi and its Control by Antagonistic Bacteria (병원성사상균에 의한 Tall Fescue ( Festuca arundinacea Schreb. ) 의 수량 손실과 길항 미생물에 의한 그 방제)

  • Choi, Ki-Chun;Song, Chae-Eun;Lee, Joung-Kyong;Kim, Jong-Hyun;Rhee, Young-Hwan;Youn, Chang
    • Journal of The Korean Society of Grassland and Forage Science
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    • v.18 no.2
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    • pp.133-142
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    • 1998
  • This study was conducted to investigate the effects of antagonistic bacteria and pathogenic fungi on the growth of tall fescue(Festuca arundinacea Schreb.) in continuous cropping soil(CCS) and non-continuous cropping soil(NCCS). Tall fescue was established by seeding into pots of 11 cm in diameter and 9 cm in depth containing 1 : 1 mixture of soil and vermiculite, and cultivated at pots with antagonistic bacteria and pathogenic fungi in a vinyl house. The bacteria used in this study were Bacillus subtilis and hsants. B. subtilis was isolated and identified kern forage rhizosphere soil and fusants were isolated through cell hsion from B. subtilis and B. thwingiensis. B. subtilis was named as B. subtilis 101 and hsants were named as F-3, F-7 and F-8. In dark culture experiment, tall fescue inoculated with the antagonistic bacteria lived longer than that of control in both CCS and NCCS. However, tall fescue of CCS lived shorter than that of NCCS. Dry weight of tall fescue inoculated with the antagonistic bacteria was higher than that of tall fescue inoculated with pathogenic hngi in both CCS and NCCS(P< 0.05), and the antagonistic bacteria showed positive effects on the growth of tall fescue. However, Dry weight of tall fescue was decreased by the inoculation of the pathogenic b g i in both CCS and NCCS(P< 0.05).

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Study on Animal Production and Disease Affected by Different Varieties of Tall Feacue and White Clover in Mixed Grazing Pasture II. Effect on pasture production, nutrutuve value, botanical composition, and soil characteristics (혼파방목지에서 Tall Fescue와 두과목초 조합에 따른 가축생산성과 질병 비교 연구 II. 목초의 생산성 , 사료가치 , 식생구성율 및 토양특성에 미치는 효과)

  • 김문철;정창조;김규일;장덕지;김중계
    • Journal of The Korean Society of Grassland and Forage Science
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    • v.17 no.2
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    • pp.157-166
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    • 1997
  • This study was carried out with aim to find out a tall fescue cultivar which is palatable and resistant to hot climate, and a white clover cultivar which is less competitive with other grasses. Pastures with 3 treatments (TI: Fawn, tall fescue + Regal, white clover + orchardgrass + perennial ryegrass, T2: Roa, tall fescue + Regal, white clover + orchardgrass + perennial ryegrass, T3 : Roa, tall fescue + Tahora, white clover + orchardgrass + perennial ryegrass) were established by oversowing. Under continuous grazing, dry matter yield, soil characteristics, botanical composition and nutrient contents of forages were investigated during the grazing seasons 60m 1994 to 1996. No significant difference were found in establishment percents, physical and chemical characteristics of soil, and nutrient contents of forages between 3 treatments(P>0.05). Dry matter yield of TI, T2 and T3 were 24,188, 23,827 and 23,578kg/ha, respectively. Fawn and Roa, tall fescue cultivars occupied 6.1 and 4.8% of the total plants in 1994, 14.4 and 11.5 % in 1995, and 28.4% and 17.7% in 1996, respectively. These results indicate that Fawn, tall fescue dominantly occupied with time more than Roa, tall fescue. There were no differences in percentage of Regal and Tahora, white clover cultivars(P > 0.05), showing 4.2 and 2.4% in 1994, 16.1 and 17.3% in 1995, and 2.4 and 1.0% in 1996, respectively. The percentage of orchardgrass on mixed pasture decreased after summer season of high temperature, but percentage of Roa, tall fescue slowly increased with time firom 1994 to 1996.

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Studies on the Interspecific and Intergeneric Hybridization in Herbage Grasses II. Morphological physiological charateristics of Italian ryegrass X tall fescue hybrid (화본과목초의 종.속간 잡종에 관한 연구 II. Italian ryegrass X tall fescue F1 잡종의 형태 및 생리적 특성)

  • 박병훈;류종원;이영현
    • Journal of The Korean Society of Grassland and Forage Science
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    • v.11 no.1
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    • pp.1-5
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    • 1991
  • Tall fescue(Festuca amndinacea Schreb.) is a productive pasture grass that is widely adapted to the soil and climate of Korea. It is regarded, however, as relatively low in palatability and nutritive value. On the other hand, Italian ryegrass(lo1ium rnultz$om Lam.) is highly nutritious and palatable, but is essentially weak in cold tolerance. Numerous investigators have succeeded in producing hybrids between Lolium spp. and Festuca spp. but no improved varieties have resulted. Therefore, intergeneric hybridization of Italian ryegrass with tall fescue is employed in 1984 to improve the adaptive and cold resistance quality of Italian ryegrass. In the mean time, F1-hybrid plants obtained by crossing Italian ryegrass x tall fescue were observed in open field. The results are summarized as follows: 1. Leaf-size and silica cell hair were intermediate between the types of parents but the shape of auricle tended to show Italian ryegrass and auricle-cilia to show tall fescue. 2. Roots of $F_1$-hybrid plants were mainly distributed at top soil and did not produced florescence material. 3. Head type of hybrids was intermediate between the types of parents but ray length was somewhat less than the length of tall fescue ray. Typical Italian ryegrass or tall fescue-like phenotypes were not observed. 4. Anthers of $F_1$-hybrid plants were formed but pollen were not formed. Even though pollen were formed, they were all empty. 5. Hybrid plants were more winterhardy and summer persistency than Italian ryegrass. They showed a equivalent growth to Italian ryegrass in spring and to tall fescue in summer. 6. Chromosome of $F_1$-hybrids was allopolyploid(2n=4~=28) and all $F_1$-hybrid plants were sterile.

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