@misc{oai:niigata-u.repo.nii.ac.jp:00004491,
 author = {門田, 真典},
 month = {Sep},
 note = {新潟大学, 平成16年9月30日, 新大博（農）第20号, 新大博（農）乙第20号},
 title = {Study on Improvement of Micropropagation and Production of Polyploid Plantlets in Japanese pear (Pyrus pyrifolia N.)by Plant Tissue Culture},
 year = {2004}
}