JARQ:Japan Agricultural Research Quarterly

About JARQ

The Japan Agricultural Research Quarterly (JARQ) is a publication of the Japan International Research Center for Agricultural Sciences (JIRCAS), which provides readers overseas with the latest information on key achievements and developments in agricultural research in Japan, with the expectation that this information would contribute to the agricultural development of countries in tropical and subtropical regions. 

JARQ Submission and Editorial Policy / All Issues

Accepted Article

All Issue

Genetic Dissection of Agronomic Traits in Introgression Lines and Improvement of an Elite Indica Rice Variety

Daisuke FUJITA, Yohei KOIDE, Nobuya KOBAYASHI, JARQ:Japan Agricultural Research Quarterly. 52(2) , 91-103 (2018-04-01)

jarq52-02_91-103.pdf131.24 KB

Agricultural Product Authenticity and Geographical Origin Traceability –  Use  of  Nondestructive  Measurement   –

Agricultural Product Authenticity and Geographical Origin Traceability – Use of Nondestructive Measurement –

Tiejun ZHAO , Akimasa NAKANO, JARQ:Japan Agricultural Research Quarterly. 52(2) , 115-122 (2018-04-01)

jarq52-02_115-122.pdf902.92 KB

Effect of Pasture Intake on the Profile of Volatile Organic  Compounds  in  Dairy  Cow   Milk

Effect of Pasture Intake on the Profile of Volatile Organic Compounds in Dairy Cow Milk

Yasuko UEDA, JARQ:Japan Agricultural Research Quarterly. 52(2) , 123-129 (2018-04-01)

jarq52-02_123-129.pdf161.68 KB

Development and Diffusion Strategies of Agricultural Production  History  Management  Systems

Development and Diffusion Strategies of Agricultural Production History Management Systems

Atsushi ITOH, JARQ:Japan Agricultural Research Quarterly. 52(2) , 131-135 (2018-04-01)

jarq52-02_131-135.pdf760.77 KB

Selection and Development of Stress-tolerant Yeasts for Bioethanol  Production

Selection and Development of Stress-tolerant Yeasts for Bioethanol Production

Toshihide NAKAMURA, Jun SHIMA, JARQ:Japan Agricultural Research Quarterly. 52(2) , 137-142 (2018-04-01)

jarq52-02_137-142.pdf112.1 KB

Comparison of the Chemical Components of Powdered Green  Tea  Sold  in  the  US

Comparison of the Chemical Components of Powdered Green Tea Sold in the US

Hideki HORIE, Kaori EMA, Hiroshi NISHIKAWA, Yoriyuki NAKAMURA, JARQ:Japan Agricultural Research Quarterly. 52(2) , 143-147 (2018-04-01)

jarq52-02_143-147.pdf105.67 KB

Nucleotide Sequences of Porcine α1 and α2  Chains  of  Type I Collagen cDNA and Their Different Expression Levels  in  Tissues

Nucleotide Sequences of Porcine α1 and α2 Chains of Type I Collagen cDNA and Their Different Expression Levels in Tissues

Satoshi YANAI, Toshimi MATSUMOTO, Etsumori HARADA, Eiji KOBAYASH, JARQ:Japan Agricultural Research Quarterly. 52(2) , 149-154 (2018-04-01)

jarq52-02_149-154.pdf141.99 KB

An Estimation for Total Digestible Nutrients in Fresh Herbage from a Perennial Ryegrass – White Clover Mixed  Pasture

An Estimation for Total Digestible Nutrients in Fresh Herbage from a Perennial Ryegrass – White Clover Mixed Pasture

Miwa NAKANO, Kazuhiro MATOBA, Yasuko TOGAMURA, JARQ:Japan Agricultural Research Quarterly. 52(2) , 155-161 (2018-04-01)

jarq52-02_155-161.pdf96.94 KB

Effects of Grazing or Exercise in the Middle of the Fattening Period on the Growth and Carcass Traits of Japanese  Shorthorn  Steers

Effects of Grazing or Exercise in the Middle of the Fattening Period on the Growth and Carcass Traits of Japanese Shorthorn Steers

Mikito HIGUCHI, Nobuya SHIBA, Mai IMANARI, Miharu YONAI, Akira WATANABE, JARQ:Japan Agricultural Research Quarterly. 52(2) , 163-172 (2018-04-01)

jarq52-02_163-172.pdf384.53 KB

Health Functions of Compounds Extracted in Cold-water Brewed Green Tea from Camellia Sinensis L.

Manami MONOBE, JARQ:Japan Agricultural Research Quarterly. 52(1) , 1-6 (2018-01-01)

52-01-01_001-006_MONOBE.pdf1.85 MB

Maltose Generation by Beta-amylase and its Relation to Eating Quality of Steamed Storage Roots of Sweet Potato Cultivars, Including Recently Developed Varieties in Japan

Yoshiyuki NAKAMURA, Toshikazu KURANOUCHI, Akiko OHARA-TAKADA, Ryoichi MASUDA, Toru KUMAGAI, Kenji KATAYAMA, JARQ:Japan Agricultural Research Quarterly. 52(1) , 7-16 (2018-01-01)

52-01-02_007-016_NAKAMURA.pdf1.15 MB

A Raman Spectroscopic Method of Evaluating Fat Crystalline States and Its Application in Detecting Pork Fat

Michiyo MOTOYAMA, Ikuyo NAKAJIMA, Hideyuki OHMORI, Genya WATANABE, Keisuke SASAKI, JARQ:Japan Agricultural Research Quarterly. 52(1) , 17-22 (2018-01-01)

52-01-03_017-022_MOTOYAMA.pdf1.61 MB

Aspergillus Oryzae Strain with Improved Conidiation after Light Stimulation

Pushpa S. MURTHY, Motoaki SANO, Ryota HATTORI, Ken-ichi KUSUMOTO, Satoshi SUZUKI, JARQ:Japan Agricultural Research Quarterly. 52(1) , 23-28 (2018-01-01)

52-01-04_023-028_SUZUKI.pdf1.15 MB

Identification of QTLs for Agronomic Characteristics in An Upland New Rice for Africa (NERICA) Variety

Yohei KOIDE, Mitsuhiro OBARA, Seiji YANAGIHARA, Yoshimichi FUKUTA, JARQ:Japan Agricultural Research Quarterly. 52(1) , 29-37 (2018-01-01)

52-01-05_029-037_FUKUTA.pdf868.72 KB

Selection of Novel Non-lethal, Low Phytic Acid Mutants and Evaluation of their Agronomic Traits/Mineral Compositions in Rice (Oryza sativa)

Osamu YATOU, Hideyuki AOKI, Jotaro AII, Hiroshi TANAKA, JARQ:Japan Agricultural Research Quarterly. 52(1) , 39-47 (2018-01-01)

52-01-06_039-047_YATOU.pdf1019.12 KB

Mantle Cell Lymphoma with Histological Progression to Pleomorphic Lymphoma in Two Cattle

Akiyo HAGIWARA, Morihiro SAITO, Yoshiharu ISHIKAWA, Koichi KADOTA, JARQ:Japan Agricultural Research Quarterly. 52(1) , 49-54 (2018-01-01)

52-01-07_049-054_KADOTA.pdf2.43 MB

Genetic and Histopathological Identification of Cystoisospora suis in a Post-weaned Piglet with Watery Diarrhea

Kenta KANAMORI, Tilusha MANCHANAYAKE, Makoto MATSUBAYASHI, Naoto IMAI, Yoshifumi KOBAYASHI, Kazumi SASAI, Tomoyuki SHIBAHARA, JARQ:Japan Agricultural Research Quarterly. 52(1) , 55-61 (2018-01-01)

52-01-08_055-061_SHIBAHARA.pdf1.81 MB

Throughfall at an Abandoned Skid Trail in a Tropical Rain Forest in Peninsular Malaysia

Shoji NOGUCHI, Junjiro N. NEGISHI, Zulkifli YUSOP, Yoshiko KOSUGI, Siti Aisah SHAMSUDDIN, Makoto TANI, JARQ:Japan Agricultural Research Quarterly. 52(1) , 63-75 (2018-01-01)

52-01-09_063-075_NOGUCHI.pdf2.41 MB

Palynomorph Assemblages Dominated by Heterotrophic Marine Palynomorphs in Tropical Coastal Shallow-water Sediments from the Southern Myanmar Coast

Kazumi MATSUOKA, Maung-Saw-HTOO-THAW, Tatsuya YURIMOTO, Kazuhiko KOIKE, JARQ:Japan Agricultural Research Quarterly. 52(1) , 77-89 (2018-01-01)

52-01-10_077-089_MATSUOKA.pdf1.83 MB

Morphological Characterization and Evaluation of Reproductive Function in a Haploid Pummelo [Citrus maxima (Burm.) Merr.]

Masaki YAHATA, Hisato KUNITAKE, Haruki KOMATSU, JARQ:Japan Agricultural Research Quarterly. 51(4) , 293-298 (2017-10-02)

51-04-01_293-298_YAHATA.pdf716.09 KB

Nuclear DNA Amounts of Mulberries (Morus spp.) and Related Species

Hiroaki YAMANOUCHI, Akio KOYAMA, Hiroaki MACHII, JARQ:Japan Agricultural Research Quarterly. 51(4) , 299-307 (2017-10-02)

51-04-02_299-307_YAMANOUCHI.pdf775.43 KB

Yield Performance of Upland Rice, Maize and Job’s Tears in a Rainfed Upland Ecosystem in Mountainous Laos

Hidetoshi ASAI, Pheunphit SOISOUVANH, JARQ:Japan Agricultural Research Quarterly. 51(4) , 309-318 (2017-10-02)

51-04-03_309-318_ASAI.pdf704.93 KB

Actions for Preserving the Quality of Drainage Water and its Reuse Based on Community Resident Initiatives in Rural Areas of Egypt

Soji SHINDO, Koichi YAMAMOTO, JARQ:Japan Agricultural Research Quarterly. 51(4) , 319-326 (2017-10-02)

51-04-04_319-326_SHINDO.pdf2.15 MB

Removal of Soluble Proteins during Fermentation Process for Improving Textural Properties of Traditional Thai Rice Noodles, Kanom-jeen

Prajongwate SATMALEE, Vipa SUROJANAMETAKUL, Naraporn PHOMKAIVORN, Wanchai PANTAVEE, Tadashi YOSHIHASHI, JARQ:Japan Agricultural Research Quarterly. 51(4) , 327-331 (2017-10-02)

51-04-05_327-331_SATMALEE.pdf1.58 MB

The Development of the Dairy Industry in northern Vietnam -A case of the Mộc Châu area, Son La Province-

Hiromitsu MORIYAMA, JARQ:Japan Agricultural Research Quarterly. 51(4) , 333-341 (2017-10-02)

51-04-06_333-341_MORIYAMA.pdf1009.83 KB

Seasonal Variability in Dormancy and Flowering Competence in Chrysanthemum: Chilling impacts on shoot extension growth and flowering capacity

Tamotsu HISAMATSU, Katsuhiko SUMITOMO, Michio SHIBATA, Masaji KOSHIOKA, JARQ:Japan Agricultural Research Quarterly. 51(4) , 343-350 (2017-10-02)

51-04-07_343-350_HISAMATSU.pdf2.16 MB

Effect of Acetosyringone on Agrobacterium-mediated Transformation of Eustoma grandiflorum Leaf Disks

Yoshihiro NAKANO, JARQ:Japan Agricultural Research Quarterly. 51(4) , 351-355 (2017-10-02)

51-04-08_351-355_NAKANO.pdf1.05 MB

Age at First Calving and Factors Influencing it in Dairy Heifers Kept by Smallholder Farmers in Southern Malawi

Keitaro WATANABE, Brian LEWIS, Taurayi Belo MLEWAH, Masafumi TETSUKA, JARQ:Japan Agricultural Research Quarterly. 51(4) , 357-362 (2017-10-02)

51-04-09_357-362_WATANABE.pdf606.83 KB

Comparison of Wood Density and Water Content Between Dry Evergreen and Dry Deciduous Forest Trees in Central Cambodia

Tanaka KENZO, Makoto SANO, Reiji YONEDA, Sophal CHANN, JARQ:Japan Agricultural Research Quarterly. 51(4) , 363-374 (2017-10-02)

51-04-10_363-374_KENZO.pdf1.22 MB