5. Constraints to change: the return

In 2016, the disease symptoms observed by winegrowers are described as "very strong", and they position the images beyond the maximum of the y-axis (figure 1 - 2016). The researchers' molecular analyses, meanwhile, suggest a low level of infection by mildew and powdery mildew. Even in the face of such a difference, it's remarkable that the scientists' results remained implicitly a benchmark. The winegrowers then went back on their rhetoric, concluding that the impression of disease, positioned with image, came not only from the symptoms observed,...