Hello dear @silviafx, thank you for your valuable comment, when experimental trials are carried out in the agricultural area to test some products or techniques, some specific methods must be implemented that allow some agroproductive variables to be measured efficiently, in this way it is corroborated if the technique or the applied products is efficient.
It is very different from the management tasks that are used in the cultivation, see you later, have an excellent week.
Postscript: if you are interested in banana cultivation, in our blog you can find a thematic series related to the management of banana cultivation.
RE: Chemical and organic fertilization in plantain cultivation