The gregarious flowering nature of bamboos is often a limitation for the availability of bamboo seeds for propagation. Propagation from rhizomes of unknown age is also dangerous as the plants may flower and dry before their economic use starts.
Links:
[1] http://admin.indiaenvironmentportal.org.in/feature-article/development-rhizome-banks-bamboo-multiplication
[2] http://admin.indiaenvironmentportal.org.in/category/author/manoj-chandran
[3] http://admin.indiaenvironmentportal.org.in/category/journal/indian-forester-0
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/bamboo
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/plant-breeding
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/india
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/forests