Fulvic/ Humic acid
Fulvic acid Benefits – Comprehensive overview of the benefits of Fulvic acid
Effect of Foliar Application of Fulvic Acid on Plant Growth and Fruit Quality of Tomato (Lycopersicon esculentum L.) | Request PDF
https://www.supremefulvic.com/fulvic-acid.php
Mycorrhiza
agbio-inc/mycorrhiza-faq.html
Cytokinin
https://www.britannica.com/science/cytokininhttps://www.britannica.com/science/cytokinin
Grafting:
The Grafters Handbook R. J. Garner ISBN 0 304 34274 2
Grafting Proteas https://trove.nla.gov.au/work/10693970?q&versionId=12475544
Moffatt, Turnbull
Diseases;
Cultivation and diseases of Proteaceae
Crous, Denman, Taylor, et al
ISBN 978 90 70351 95 3
Plant Problems: prevention and control
Buczacki ISBN 0 7153 0963 3
Plant Propagation Principles and Practices
Hartman and Kester ISBN 1 292 02088 1
Grow Proteas
Duncan, Brown, Nurrish
ISBN 978 1 919976 80 8
The Ecology of Seeds
Fenner, Thompson ISBN 0 521 65368
Proteaceae:
http://www.actahort.org/chronica/pdf/sh_5.pdf#page=29
https://www.researchgate.net/profile/G_Brits/publication/334643534_Seed_structure_and_physiology_in_relation_to_recruitment_ecology_in_Leucospermum_Proteaceae_in_fynbos/links/5f27217e92851cd302d56efc/Seed-structure-and-physiology-in-relation-to-recruitment-ecology-in-Leucospermum-Proteaceae-in-fynbos.pdf?origin=publication_detail