Search Result of "Em-on"

About 115 results
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ที่มา:The 19th International Conference on Industrial Engineering and Engineering Management (IE&EM 2012)

หัวเรื่อง:Reallocation of resources to preserve relative efficiencies: Inverse CCR model

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ผลงานตีพิมพ์ในวารสารวิชาการ

The genus Cephaleuros Kunze ex E.M.Fries (Trentepohliales, Ulvophyceae) from southern Thailand

ผู้แต่ง:ImgSunpapao, Anurag, ImgPitaloka, Mutiara K., ImgMr.Siwaret Arikit, Associate Professor,

วารสาร:

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การประชุมวิชาการ

Scan Cave with 2D Resistivity and EM Approaches for Alternative Strategy of 13 Lives Tham Luang Cave Rescue at Chiang Rai Province.

ผู้แต่ง:ImgMr.Desell Suanburi, Assistant Professor,

การประชุมวิชาการ:

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ที่มา:สำนักงานคณะกรรมการวิจัยแห่งชาติ

หัวเรื่อง:การลดกลิ่นโคลนในปลานิลด้วยการใช้จุลินทรีย์ที่มีประสิทธิภาพ EM ในข้นตอนการเลี้ยงบ่อดิน

ผู้ร่วมโครงการ:Imgดร.จุฑา มุกดาสนิท, ผู้ช่วยศาสตราจารย์, Imgดร.สุมิตรา บุญบำรุง

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ที่มา:วิทยาสารเกษตรศาสตร์ สาขา วิทยาศาสตร์

หัวเรื่อง:ผลของ EM ต่อการเจริญเติบโตและผลผลิตของข้าว ข้าวโพด และข้าวฟ่างในแปลงทดลอง

ผู้เขียน:Imgบรรหาญ แตงฉ่ำ, ImgSompron Choonluchanon

สื่อสิ่งพิมพ์:pdf

Abstract

The effect of EM on the growth and yield of rice, corn and sorghum were studied in field condition at Udonthani Rice Experiment Station, Chainat Field Crop Research Center and Supanburi Field Crop Research Center for corn and sorghum. The experimental design was randomize complete block with 3 treatments; check, EM and N-P-K, and 4 replication. The EM treatment were the application of 5 litters of EM solution per 30 m2 area (EM solution was mixture of EM: molasses: water = 1:1:500 by volume) for corn and sorghum and 2.5 liters/25 m2 of EM for rice treatment. Fertilizer treatment were 5-5-5 kg/rai of N-P2O5 respectively, as basal and 5 kg-N/rai as topdressing for corn and sorghum and 3-4-2 kg/rai of N-P2O5-K2O respectively as basal and 3 kg-N/rai as topdressing for rice. Results showed that the yield of corn, sorghum and rice in EM treatment were the same as check but loneer than N-P-K treatment.

Article Info
Agriculture and Natural Resources -- formerly Kasetsart Journal (Natural Science), Volume 030, Issue 5, Jan 96 - Dec 96, Page 151 - 155 |  PDF |  Page 

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ที่มา:วิทยาสารเกษตรศาสตร์ สาขา วิทยาศาสตร์

หัวเรื่อง:การศึกษาคุณสมบัติทางเคมีและชีวเคมีของอีเอ็ม ตอนที่ 2 : การศึกษาสารคล้ายจิบเบอเรลลิคแอซิดในอีเอ็ม

ผู้เขียน:ImgChuanpis Aroonrungsikul , Kanlaya polsap

สื่อสิ่งพิมพ์:pdf

Abstract

Gibberellic acid (GA) like substance from EM or super EM which was incubated for various periods at ambient temperature was analysed. We found the low content of GA like substance during initial time until 14 days after incubation and maximum content at 42 days after incubation about 44.959 mg/g dry weight. Em was mixed in the gradient of pesticidal formula and compost amount 8 formulas. The EM could promote GA content of all formulas. The compost (bokachi) which was mixed with rice hull, rice bran, cattle dung (ratio 1:1:1) and 10 litres of EM/20 kg compost showed the highest GA like substance which contained 11.334 mg/g dry weight at initial time and 28.979 mg/g dry weight at final period (30 days after mixing). The pesticidal formula (sutoju) which was mixed which EM and the solution of 1 litre of fresh milk and 80 ml of yakult in ratio 4:1 and incubated for 24 h contained high GA like substance in the range or 7.740 mg/g dry weight.

Article Info
Agriculture and Natural Resources -- formerly Kasetsart Journal (Natural Science), Volume 030, Issue 5, Jan 96 - Dec 96, Page 17 - 24 |  PDF |  Page 

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ที่มา:วิทยาสารเกษตรศาสตร์ สาขา วิทยาศาสตร์

หัวเรื่อง:ประสิทธิภาพของสารอีเอ็ม และผสมกับสารสกัดสะเดา ที่มีต่อแมลงศัตรูพืช

ผู้เขียน:Imgนายขวัญชัย สมบัติศิริ, ศาสตราจารย์

สื่อสิ่งพิมพ์:pdf

Abstract

The application of EM formula Sutojoo for the control of insect pests widely distributes among farmers through extension media such as radio, television, newspaper and training workshop result in the acceptance by many farmers. It is interesting to learn whether there was any mode of action adversely affected the insects. Testing of antifeeding effect, ovipositon deterrence, and stomach poison on Helicoverpa armigera – larvae, contact poison on H. armigera, Spodoptera litura, S. exigua and repellent effect on Epilachna spp revealed that EM alone had no effect on tested insects, but when mixed with neem seed extract good efficacy on antifeeding, stomach poison and repellent effect were obtained. In accordance with the study it may conclude that EM formula Sutojoo has no place in insect control.

Article Info
Agriculture and Natural Resources -- formerly Kasetsart Journal (Natural Science), Volume 030, Issue 5, Jan 96 - Dec 96, Page 104 - 109 |  PDF |  Page 

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ที่มา:วิทยาสารเกษตรศาสตร์ สาขา วิทยาศาสตร์

หัวเรื่อง:ผลของสาร EM ต่อการเจริญเติบโตและการตรึงไนโตรเจนของสาหร่ายสีเขียวแกมน้ำเงิน

ผู้เขียน:ImgSompron Choonluchanon, Imgบรรหาญ แตงฉ่ำ, ImgJirayuth Tunveenukul

สื่อสิ่งพิมพ์:pdf

Abstract

Effective Microorganism or EM is widely distributed to the farmers with diversity application purposes. The experiment was conducted at Soil Microbiology Research Group. Division of Soil Science to obtain the effect of EM on the growth and nitrogen fixation efficiency of Blue Green Algae (BGA). Five species of BGA, Nostoc sp., Calothrix sp., Tolypothrix sp., A. siamensis and A. royzae were cultured in N-free nutrient solution (BG11) containing EM at the concentration of 0, 150, 300 and 600 ppm, respectively. Dry biomass, ARA and chlorophyll content were estimated as growth and nitrogen fixing efficiency parameter of BGA. Results found that the growth and nitrogen fixation of BGA in EM solution at the concentrations of 150 and 300 ppm were better than control. The growth reduction was found at the concentration of EM upper than 300 ppm.

Article Info
Agriculture and Natural Resources -- formerly Kasetsart Journal (Natural Science), Volume 030, Issue 5, Jan 96 - Dec 96, Page 159 - 164 |  PDF |  Page 

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ที่มา:วิทยาสารเกษตรศาสตร์ สาขา วิทยาศาสตร์

หัวเรื่อง:เชื้อแอคติโนมัยสีทในการ EM

ผู้เขียน:ImgThongchai Kampee, ImgMalinee Saimaikul, Imgนายสุเทพ ญาดี, ImgJongkolnee Soonthornsima, ImgPoonpilai Suwanrit

สื่อสิ่งพิมพ์:pdf

Abstract

EM maker claimed that EM is a solution of mixed culture of effective microorganisms capable of usefulness for the production of agricultural and forest products. It helps to control the balance of the environment I nature. It has also been used as a drink for some diseases remedy. It also consists of some Actinomycetes among the other microorganisms harboured in EM. Research on this group of bacteria was thus conducted with special attention to 2 important genera namely Actinomyces sp. and Streptomyces sp. In a pure culture isolation process used to determine for the Actinomyces sp., 3 samples of EM were done by using 2 selective media, but found no growth of this bacterial type. When these samples were tested for the Streptomyces sp. on Nutrient Agar. Sodium Caseinate Agar, Soil Extract Agar and Yeast-Extract Malt Extract Agar, a Streptomyces sp. was found to harbour with the sample designated as No.2 but confined only on Soil Extract Agar and Yeast Extract Malt Extract Agar, whose average total count was 8,502 CFU/ml. where as it was absent in sample No.1 and No.3. A pure culture isolation method was further conducted with this found genus which later revealed that it comprised of 6 isolates, designated as EM-STR 001, 002, 003, 004, 005 and 006. These isolated differed form one another in morphology and physiological activities when their characterizations were made by using the method of Bergey’s Manual of Bacteriology. The 6 isolates were further studied for their digesting abilities on filter paper, the results of which revealed that only 2 isolates i.e., EM-STR 001 and 005 could digest filter papers comparable with the digesting ability of Aspergillus niger (FPase = 0.034 U/ml) i.e., 0.030 U/ml respectively. Inhibition effects of the 6 isolates on the growth of Bacillus cereus, Escherichia coli, Pseudomonas aeruginosa, Staphylococcus aureus and Asperggillus niger were also studied which found that only one isolate i.e., EM-STR 004 could inhibit the growth of Bacillus cereus as evidenced by inhibition zone of 1.5 cm. Other isolates could not inhibit any of the organisms tested.

Article Info
Agriculture and Natural Resources -- formerly Kasetsart Journal (Natural Science), Volume 030, Issue 5, Jan 96 - Dec 96, Page 36 - 46 |  PDF |  Page 

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ที่มา:วิทยาสารเกษตรศาสตร์ สาขา วิทยาศาสตร์

หัวเรื่อง:ประสิทธิภาพของ EM ในการเพิ่มผลผลิตข้าว

ผู้เขียน:ImgVaraporn Komboonruang, ImgWalaiporn Sanwong, ImgSomsak Siripanitcharoen, ImgPisit Promnart

สื่อสิ่งพิมพ์:pdf

Abstract

The efficiency of EM on Increasing crop production was reported in many i.c. Japan. However, its information on rice yield in Thailand is limited. Therefore, there is a need to find whether EM is positively increase rice yield and should be used by farmer. The effective of EM on yield of rice was studies on three different soil types of different chemical properties at three rice research center ramely Phrase (PRE), clay loan; pH 5.8 O.M. 1.12% available P.13 mgkm-1, (Bray II), and extractable K6 mgkg-1 Prachinburi (PCR) clay soil, pH 4.12, O.M. 2.69%, available P 6 mgkm-1, and extractable K 238 mgkm-1, and Phitsanulok (PSL) clay soil, pH 5.03, O.M. 6.22% available P 20 mgkm-1, extractable K 266 mgkm-1. The experiment was conducted in cement block filled with the individual soil types varielty RD7 was employed for this study. Factoral arrangement of 23 in RCB with 6 replication was used. The treatments consisted of fumigation soil with methyl bromide and non-fumigation; with and without inorganic fertilizer and with and without application of super EM. Rice was grown to matarity and grain yield was measured. The results indicated that in low O.M. soils (PRE/PCR) EM did not appear to improved rice yield regardless of treatments. Nevertheless in high O.M. soil (soil at PSL 6.2% O.M.) application of EM slightly increase yield. In addition, EM did not decrease gall midge damage in rice yield RD7. The effect of EM was discussed in detail in the text.

Article Info
Agriculture and Natural Resources -- formerly Kasetsart Journal (Natural Science), Volume 030, Issue 5, Jan 96 - Dec 96, Page 135 - 142 |  PDF |  Page 

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ที่มา:วิทยาสารเกษตรศาสตร์ สาขา วิทยาศาสตร์

หัวเรื่อง:ชนิดและปริมาณของเชื้อราในสาร EM

ผู้เขียน:Imgนางพูนพิไล สุวรรณฤทธิ์, รองศาสตราจารย์, Imgดร.ชุลี ชัยศรีสุข, อาจารย์, ImgPasanant Duakmai, ImgSuthisak Chadcharoen

สื่อสิ่งพิมพ์:pdf

Abstract

Total count of fungi in EM product lot 1, lot 2, and lot 3, at the period of 0, 8 and 16 weeks were made on PDA and martin “s medium. The results showed that total number of fungi in each EM product were 103-104 CFU/ml. Number of fungi in EM product lot 3 were lower than the others. Number of fungi at each level of EM product, surface, middle and bottom of the containers were not different. Number of fungi at 16 weeks showed tendensy to decrease. Number of fungi on PDA and Martin’s medium were not different. From the identification of fungi isolates showed that Aspergillus niger, Penicillium (light green) Penicillium (gray) and Penicillium (green and wrinkly) were found in all 3 lots of EM products. Aspergillus fumigatus, A. flavipes and Rhizopus were found only in EM product lot 1. Emericella (white), Emericella (creamy white) and Fusarium were found in EM product lot2 and 3 while Penicillium (grayish green) and Aspergillus flavus were found only in EM product lot 2 and Aspergillus oryzae only in EM product lot3. Study on the viability of each fungi in each EM product were made. The result showed that in EM product lot 1 only Penicillium (light green) and Penicillium (gray) were present until 16 weeks. In EM product lot2, Emericella (white) and Emericella (creamy white) were found and increased in 8 and 16 weeks. EM. lot 3 only Emericella (white) was found and increased until 16 weeks.

Article Info
Agriculture and Natural Resources -- formerly Kasetsart Journal (Natural Science), Volume 030, Issue 5, Jan 96 - Dec 96, Page 47 - 57 |  PDF |  Page 

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ที่มา:วิทยาสารเกษตรศาสตร์ สาขา วิทยาศาสตร์

หัวเรื่อง:ประสิทธิภาพของ EM ที่มีต่อไรแดงแอฟริกัน Eutetranychus africanus (Tucker) ไรสนิมส้ม Phyllocoptruta oleivora (Ashamead) และไรเหลืองส้ม Eotetranychus cendanai (Rimando)

ผู้เขียน:Imgมานิตา คงชื่นสิน, ImgTewin Kulpiyawat

สื่อสิ่งพิมพ์:pdf

Abstract

The effect of EM 5 on African red mite, Eutetranychus africanus (Tucker) Citrus rust mite, Phyllocoptruta oleivora (Ashamead) and Citrus yellow mite, Eotetranychus cendanai (Rimando) were examined in the laboratory of Entomology and Zoology Division. This study was made to determine the possibility of developing some effective microorganisms to control the important citrus mites. The EM 5 mixture including30% ethyl alcohol, acetic acid and molasses were diluted with water into 5 concentrations : 100, 75. 50, 25 and 12.5%. The pure mixture excluded EM and a recommended acaricide, propargite 0.045% were included to test the toxicity on these as well. All treatments were evaluated by use of the leaf disc-dip technique. The residual actions on mite mortality were determined 24, 48, 72 and 96 hours after treated. Excluded the errors of this experiment, the result would conducted on 48 hours after treated, The mite mortality treated with propargite 0.045% was one hundred percentage which was non significantly different from mixture plus EM 100% and mixture without EM 100%. Because the 100% mixture with and without EM gave the some effect on mite mortality, the result was concluded that the toxicity to mite was not caused by EM. They might be killed due to the compounds in mixture, such as acetic acid, ethyl alcohol or due to the very high sticky of molasses.

Article Info
Agriculture and Natural Resources -- formerly Kasetsart Journal (Natural Science), Volume 030, Issue 5, Jan 96 - Dec 96, Page 97 - 103 |  PDF |  Page 

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ที่มา:วิทยาสารเกษตรศาสตร์ สาขา วิทยาศาสตร์

หัวเรื่อง:ประสิทธิภาพของ EM และเชื้อไรโซเบียมต่อการเจริญเติบโตและผลผลิตของถั่วเหลือง

ผู้เขียน:ImgVithaya Thananusont

สื่อสิ่งพิมพ์:pdf

Abstract

This pot experiment was performed in order to show the effect of EM and rhizobial inoculation on growth and yield of soybean. The design of the experiment was randomized complete block with 9 treatments and each treatment with eight replications. Soil and Soybean used were Korat Series soil at the rate of 30 kg/pot S.J.5. variety, respectively. The treatments were as follows: (1) without inoculations either of EM or rhizobium. (control) (2) with sterilized EM inoculation. (3) with EM inoculation (4) with rhizobial inoculation (5) with N-fertilization at the rate of 20 kg.N/rai (6) with rhizobial inoculation and sterilized EM inoculation. (7) with EM and rhizobial inoculation (8) with N-fertilization at the rate of 20 kg N/rai and sterilized EM inoculation. (9) with N-fertilization at the rate of 20 kg N/rai and EM inoculation. The results of the experiment showed that the number of nodules and efficiency on nitrogen fixation of soybeans of all treatments with rhizobial inoculation were highest and significantly different from those without rhizobial inoculation. EM inoculation with or without being sterilized gave no different effects on nodulation, nitrogen fixation efficiency and yield of soybeans when compared with the control. Dry weight of soybean from treatments with rhizobial inoculation and with N-fertilization was increased significantly when compared with that from treatments with EM inoculation with or without having been sterilized.

Article Info
Agriculture and Natural Resources -- formerly Kasetsart Journal (Natural Science), Volume 030, Issue 5, Jan 96 - Dec 96, Page 165 - 170 |  PDF |  Page 

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การประชุมวิชาการ

Design and Optimization of Single-Shunt Diode RF Rectifier Using Electromagnetic Co-Simulation

ผู้แต่ง:ImgMr.Kirote Arpanutud, Lecturer, ImgPongthavornkamol, T., ImgAkkaraekthalin, P., ImgChalermwisutkul, S.,

การประชุมวิชาการ:

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ที่มา:วิทยาสารเกษตรศาสตร์ สาขา วิทยาศาสตร์

หัวเรื่อง:การประเมินประสิทธิภาพของจุลินทรีย์ EM ในการเลี้ยงปลาดุกผสม ในระบบน้ำหมุนเวียนกึ่งปิด

ผู้เขียน:Imgดร.ยนต์ มุสิก, รองศาสตราจารย์, Imgจันทร์สว่าง งามผ่องใส, ImgSubun Sathianchit

สื่อสิ่งพิมพ์:pdf

Abstract

The experiment was done to evaluate the efficiency of mixed microorganisms, EM, which is being used widely for agriculture and aquaculture in Thailand, in semi-closed recirculated culture system of hybrid catfish, in concrete ponds. Results of the experiment showed non-significant difference (P>0.05) of the average values and trends of key water quality parameters (pH, dissolved oxygen, carbondioxide, BOD5, ammonia, nitrite, nitrate, soluble orthophosphate, sulfide, total suspended solid, and chlorophyll a). The use of EM also had no effect no survival rate, growth rate and total production of hybrid catfish.

Article Info
Agriculture and Natural Resources -- formerly Kasetsart Journal (Natural Science), Volume 030, Issue 5, Jan 96 - Dec 96, Page 195 - 202 |  PDF |  Page 

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