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

Research and Control Techniques for Volunteer Rice

Youichi OHDAIRA, JARQ:Japan Agricultural Research Quarterly. 57(1) , 1 - 7 ( )

jarq57-1_1-7.pdf2.01 MB

Development of Temporary and Seasonal Agricultural Labor Forces in Japan

Wakaba MAGAKI, JARQ:Japan Agricultural Research Quarterly. 57(1) , 9 - 12 ( )

jarq57-1_9-12.pdf617.44 KB

Evaluation of the Relationship Between Growth Parameters for Spring-sown Onion Cultivation in Tohoku, Japan

Chisato YAMAGUCHI, Takehiko YAMAMOTO, Daisuke YAMAUCHI, Takato MURO, JARQ:Japan Agricultural Research Quarterly. 57(1) , 13 - 20 ( )

jarq57-1_13-20.pdf1.14 MB

Diversity of Traits Related to Panicle Architecture and Grain Size in Cambodian Rice Germplasm and Newly Developed Mini-core Collection

Hiroki SAITO, Chhourn ORN, Vathany THUN, Makara OUK, Asami TOMITA, Kazuhiro SASAKI, Mitsuhiro OBARA, Nobuya KOBAYASHI, Yoshimichi FUKUTA, JARQ:Japan Agricultural Research Quarterly. 57(1) , 21 - 35 ( )

jarq57-1_21-35.pdf1.43 MB

Effects of Concrete Block Flooring on Greenhouse Microclimate and Floor Surface Heat Balance

Ryota TSUCHIYA, Limi OKUSHIMA, Masahisa ISHII, Hideki MORIYAMA , JARQ:Japan Agricultural Research Quarterly. 57(1) , 37 - 45 ( )

jarq57-1_37-45.pdf1.22 MB

Effect of Pre- and Post-transport Preservative Treatments to Extend Vase Life on Scent Emission of Tulip Cut Flowers

Kyutaro KISHIMOTO, Yusuke WATANABE, JARQ:Japan Agricultural Research Quarterly. 57(1) , 47 - 54 ( )

jarq57-1_47-54.pdf1.14 MB

Estimation of Radioactive Cesium Concentration in Persimmon Fruits of Different Branches of Individual Trees

Sachie HORII, Haruhito SEKIZAWA, Mayumi HACHINOHE, Shinnosuke KUSABA, JARQ:Japan Agricultural Research Quarterly. 57(1) , 55 - 62 ( )

jarq57-1_55-62.pdf2.04 MB

Development of an Injection Method for the Genetic Engineering of Diapause Silkworm Egg Using Dimethyl Sulfoxide

Nobuto YAMADA, Yoshiko MISE, Naoyuki YONEMURA, Hiroki SAKAI, Keiro UCHINO, Hideki SEZUTSU, Toshiki TAMURA, Tetsuya IIZUKA, JARQ:Japan Agricultural Research Quarterly. 57(1) , 63 - 72 ( )

jarq57-1_63-72.pdf1.73 MB

Suspected Case of MALT Lymphoma of the Nasal Turbinate in a Horse

Daiki KAWASHIMA, Osamu MIKAMI, Tomoyuki SHIBAHARA, Yoshiharu ISHIKAWA, Koichi KADOTA, JARQ:Japan Agricultural Research Quarterly. 57(1) , 73 - 77 ( )

jarq57-1_73-77.pdf3 MB

Development of QAgriSupport, a GIS-based Agricultural Production Process Management System, and Foregis, a Mobile Application

Kazushi NISHIMURA, JARQ:Japan Agricultural Research Quarterly. 57(1) , 79 - 87 ( )

jarq57-1_79-87.pdf8.18 MB

Breeding and Agronomic Research on Lodging Resistance and Culm Strength of Japanese Wheat Cultivars

Hiromi MATSUYAMA, JARQ:Japan Agricultural Research Quarterly. 56(4) , 303 - 311 ( )

jarq56-4_303-311.pdf546.51 KB

Blast Disease of Ryegrass in Japan: The Characteristics, Geographical Distribution, and Control by Fungicide-coated Seeds

Takao TSUKIBOSHI, JARQ:Japan Agricultural Research Quarterly. 56(4) , 313 - 320 ( )

jarq56-4_313-320.pdf483.52 KB

Predicting the Growth Behavior of Foodborne Pathogenic Bacteria by Real-time Polymerase Chain Reaction Method

Fia NOVIYANTI, Yukie HOSOTANI, Yasuhiro INATSU, Susumu KAWASAKI, JARQ:Japan Agricultural Research Quarterly. 56(4) , 321 - 327 ( )

jarq56-4_321-327.pdf291.48 KB

Development of Cultivar Identification System Using 12 InDel Markers for Widely Distributed Citrus Cultivars in Japan

Tomoko ENDO, Hiroshi FUJII, Takehiko SHIMADA, JARQ:Japan Agricultural Research Quarterly. 56(4) , 329 - 340 ( )

jarq56-4_329-340.pdf267.9 KB

Effects of Cattle Biogas Effluent Application and Irrigation Regimes on Rice Growth and Yield: A Mesocosm Experiment

Khanh Cong HUYNH, Kazunori MINAMIKAWA, Ngan Vo Chau NGUYEN, Chiem Huu NGUYEN, Cong Van NGUYEN, JARQ:Japan Agricultural Research Quarterly. 56(4) , 341 - 348 ( )

jarq56-4_341-348.pdf600.13 KB

Soil Fertility Management and Grassland Renovation on Dairy Farms in Japan: Regional Differences between Hokkaido and Other Prefectures

Akinori MORI, Yuma MICHINOBU, Akira MIYATA, Takehiko MATSUMOTO, Shoji MATSUURA, Mikinori TSUIKI, Takatoshi ARITA, Mariko SHIMIZU, Ryusuke HATANO, JARQ:Japan Agricultural Research Quarterly. 56(4) , 349 - 356 ( )

jarq56-4_349-356.pdf709.66 KB

The Impact of COVID-19 on Global Indica and Japonica Rice Markets: Examining by an Endogenous Agricultural Investment Model

Tatsuji KOIZUMI, Gen FURUHASHI, JARQ:Japan Agricultural Research Quarterly. 56(4) , 357 - 374 ( )

jarq56-4_357-374.pdf339.48 KB

Reproducibility of Forecasting Agricultural Price Fluctuations Several Months Ahead of the Harvest Time

Yoji KUNIMITSU, Toshichika IIZUMI, JARQ:Japan Agricultural Research Quarterly. 56(4) , 375 - 388 ( )

jarq56-4_375-388.pdf672.61 KB

Prediction of Developmental Changes due to Climate Change in ‘Delaware’ Grapes in Osaka, Japan, based on Simulated Data

Masahiro KAMIMORI, Kazuya HIRAMATSU, JARQ:Japan Agricultural Research Quarterly. 56(4) , 389 - 398 ( )

jarq56-4_389-398.pdf557.56 KB

Coinfection with Candida tropicalis and Cytomegalovirus in a Piglet

Yuuto KAWASHIMA, Hiroyasu TAKAHASHI, Kiyoko NOBUMOTO, Yasuko HANAFUSA, Tomoyuki SHIBAHARA, Osamu MIKAMI, Yoshio KIKU, Koichi KADOTA, JARQ:Japan Agricultural Research Quarterly. 56(4) , 399 - 404 ( )

jarq56-4_399-404.pdf380.17 KB

Bioethanol Production from Various Plant Materials via Solid-state Fermentation

Mitsuo HORITA, Takako KIYOSHI, JARQ:Japan Agricultural Research Quarterly. 56(4) , 405 - 412 ( )

jarq56-4_405-412.pdf193.88 KB

Models for Assessment on the Uptake of Radio-cesium by Rice Using Soil Parameters Calibrated for Paddy Fields in Fukushima Prefecture

Yasumi YAGASAKI, JARQ:Japan Agricultural Research Quarterly. 56(3) , 219 - 227 ( )

jarq56-3_219-227.pdf1.07 MB

Development of an Arm-raising Work Assistance Tool for Maintenance of Trellis-trained Fruit Trees

Masahiro OHNISHI, Tomoko FUKAI, Tomohiko OTA, JARQ:Japan Agricultural Research Quarterly. 56(3) , 229 - 236 ( )

jarq56-3_229-236.pdf855.22 KB

Trends in the Development of Energy-saving Techniques for Protected Horticulture in Japan

Ryosuke YAMANAKA, Hiroki KAWASHIMA, JARQ:Japan Agricultural Research Quarterly. 56(3) , 237 - 243 ( )

jarq56-3_237-243.pdf2.4 MB

Detection of Proteins with Viral Suppressor of RNA Interference Activities from Insect-transmitted Viruses Using Drosophila S2 Cells

Aki SAGISAKA, Ritsuko MURAKAMI, Kenji WATANABE, Hiromitsu TANAKA, JARQ:Japan Agricultural Research Quarterly. 56(3) , 245 - 250 ( )

jarq56-3_245-250.pdf552.38 KB

Waxy Barley Yield and Grain β-Glucan Content Affected by Heterogeneous Soil Properties in Differently Managed Fields

Atsushi MATSUMURA, Takuya MORISHITA, Shusuke NAKAI, Hiroyuki MASUMOTO, Masanori YANASE, JARQ:Japan Agricultural Research Quarterly. 56(3) , 251 - 260 ( )

jarq56-3_251-260.pdf1.64 MB

In Vitro Starch Digestion of Cooked Rice Grain Following the Addition of Various Vegetable Oils

Masatsugu TAMURA, Kanae HOSHI, Takahiro SAITO, Yoshimasa SASAHARA, JARQ:Japan Agricultural Research Quarterly. 56(3) , 261 - 267 ( )

jarq56-3_261-267.pdf1.78 MB

Predicting Tectona grandis Suitability to Evaluate Potential Plantation Areas under Future Climate on Java, Indonesia

Eko PRASETYO, Fajar SETIAWAN, WIDIYATNO, Mohammad NA’IEM, Haruka OHASHI, Yoshihiko TSUMURA, Ikutaro TSUYAMA, Tetsuya MATSUI, JARQ:Japan Agricultural Research Quarterly. 56(3) , 269 - 281 ( )

jarq56-3_269-281.pdf3.86 MB

Multiplex Polymerase Chain Reaction Method with Species-specific Primers for Differentiation of Two Closely Related Fish Species, Beryx splendens and B. mollis (Actinopterygii: Beryciformes)

Kazuya NISHIDA, Satoru N. CHIBA, Kay SAKUMA, Ryouichi HIGASHI, Nobuaki SUZUKI, Mai MIYAMOTO, Shiroh YONEZAKI, Kouichi HOSHINO, Kota SAWADA, JARQ:Japan Agricultural Research Quarterly. 56(3) , 283 - 294 ( )

jarq56-3_283-294.pdf1.78 MB

Transcriptional Responses of the Marine Planktonic Diatom Chaetoceros tenuissimus to Nitrogen- and Phosphorus-deficient States

Haruo YAMAGUCHI, Minoru INOUE, Yuko TANIMOTO, Narumi SUMIDA, Masao ADACHI, Kei KIMURA, Yuji TOMARU, JARQ:Japan Agricultural Research Quarterly. 56(3) , 295 - 301 ( )

jarq56-3_295-301.pdf628.91 KB