About IWASAKI YASUSHI
About 埼玉県農林総合研究セ 園芸研
About Allium fistulosum
About crop yield
About cultivar
About variety selection
About planting density
About fertilization(cultivation)
About Saitama prefecture
About Vegetables
About 業務
About 野菜
About 品種
About 研究
About 根深
About ねぎ
About 多収