Japan Agricultural Research Quarterly vol. 59 no.4
Egg Production Performance, Nitrogen Excretion, and Environmental Gas Emissions from Manure Composting of Laying Hens Fed Low-Protein Diets Supplemented with Essential Amino Acids
Wataru IIO, Risa SHIMADA, Akifumi OGINO, Itoko NONAKA, Japan Agricultural Research Quarterly. 59(4) , 235-244 (2025-10-01)
jarq59-4_235-244.pdf1.02 MB
Recent Range Expansion of Apple Snails in East Asia and Novel Countermeasures
Keiichiro MATSUKURA, Japan Agricultural Research Quarterly. 59(4) , 245-252 (2025-10-01)
jarq59-4_245-252.pdf1.85 MB
Hanaemaki and Sansanmaru: Low Amylose Content Rice Cultivars Suitable for Direct Seeding Cultivation in Hokkaido
Shuichi MATSUBA, Ikuo ANDO, Hiroyuki SHIMIZU, Ryota KAJI, Hitoshi ARAKI, Makoto KUROKI, Kiyoyuki MIURA, Kuniaki NAGANO, Minoru NISHIMURA, Hiroshi YASUDA, Tomohito IKEGAYA, Narifumi YOKOGAMI, Takayuki UMEMOTO, Kanae ASHIDA, Kazuo KONNO, Kunio ŌUCHI, Norio IRIKI, Japan Agricultural Research Quarterly. 59(4) , 253-260 (2025-10-01)
jarq59-4_253-260.pdf1.36 MB
Changes in the Population Density of Bacterial Wilt Pathogen in Soil after Anaerobic Soil Disinfestation with Molasses and Subsequent Tomato Cultivation
Yasuhiro INOUE, Akira KUMAZAKI, Kazuhiro NAKAHO, Japan Agricultural Research Quarterly. 59(4) , 261-270 (2025-10-01)
jarq59-4_261-270.pdf892.15 KB
Occurrence of Orb-Weaving Spiders and Web Construction on the Braces in Agrivoltaics Structures
Wataru MUKAIMINE, Koichi YOSHI, Ryota TSUCHIYA, Yuta OHASHI, Masahisa ISHII, Takamasa TAKEUCHI, Takuya FUJITANI, Takeshi MAGAMI, Japan Agricultural Research Quarterly. 59(4) , 271-277 (2025-10-01)
jarq59-4_271-277.pdf1.46 MB
Fusarium spp. Causing Ear Rot and Stalk Rot of Forage Corn and Their Characteristics in Japan
Takao TSUKIBOSHI, Japan Agricultural Research Quarterly. 59(4) , 279-286 (2025-10-01)
jarq59-4_279-286.pdf11.81 MB
The Role of Agricultural Market Information System on Farmers’ Agricultural Outcomes: Evidence from Smallholder Coffee Producers in Ethiopia
Guenwoo LEE, Aya SUZUKI, Yu Ri KIM, Japan Agricultural Research Quarterly. 59(4) , 287-301 (2025-10-01)
jarq59-4_287-301.pdf1.36 MB
Exploring Optimal Paddy-Upland Rotation Systems Using a Multi-Objective Genetic Algorithm: Economic, Environmental, and Food Security Performance
Kiyotaka MASUDA, Japan Agricultural Research Quarterly. 59(4) , 303-313 (2025-10-01)
jarq59-4_303-313.pdf1.42 MB
Applying the Simulation of Inter-Regional Movement of Japanese Dairy and Beef Cows: Estimation of the Surveillance Regions Following the Detection of Chronic Infectious Disease in a Disease-Free Country
Yoshinori MURATO, Yoko HAYAMA, Sonoko KONDO, Emi YAMAGUCHI, Takehisa YAMAMOTO, Japan Agricultural Research Quarterly. 59(4) , 315-320 (2025-10-01)
jarq59-4_315-320.pdf2.52 MB
Association between Hygienic Milk Quality and Culling Rate or Mortality in Dairy Herds: A Cross-Sectional Study in Eastern Hokkaido, Japan
Akira GOTO, Mitsuo YOKOI, Naoki YAMAMOTO, Kenji KUTARA, Yoichi INOUE, Keiichi HISAEDA, Yasunori SHINOZUKA, Ken NAKADA, Japan Agricultural Research Quarterly. 59(4) , 321-326 (2025-10-01)
jarq59-4_321-326.pdf681.88 KB