A 9-year old Hardwickia binata Roxb. plants at a spacing of 5mx5m was intercropped with V. radiata (L.) Wilczek in 2003 to study interactive effects of trees on resource use and crop production.
Links:
[1] http://admin.indiaenvironmentportal.org.in/feature-article/effect-productivity-rainfall-dependent-competition-between-vigna-radiata-and
[2] http://admin.indiaenvironmentportal.org.in/category/author/g-singh
[3] http://admin.indiaenvironmentportal.org.in/category/journal/indian-forester-0
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/agriculture
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/agroforestry
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/intercrop-systems
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/trees
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/rajasthan
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/rainfall