Hi, I want to know what are the disadvantages of using gibberellic acid and other kinds of hormones on the grapevine (not the fruit, only the tree). Do the annual use of hormones harm the grapevines? weaken them? What happens in the long term? Thanks
This info should be helpful:
http://calag.ucanr.edu/archive/?type=pdf&article=ca.v020n03p6
http://iv.ucdavis.edu/files/24433.pdf
https://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.1085.5668&rep=rep1&type=pdf
https://www.gardeningknowhow.com/edible/fruits/fegen/parthenocarpy-information.htm