Cannabis photosynthetic and stomatal responses to water deficit, genotype-dependent drought response, biomass partitioning, and physiological interpretation under measured conditions.
Visual lesson 03
Progression over time
Compare sudden, gradual, stable, spreading, and recovering patterns and record what changed before symptoms appeared.
Interactive academic visual
Progression over time
A time series can separate active problems from old damageOnset
Record when the first symptom appeared and what changed beforehand.
Knowledge check
PracticeCan you explain what the visual is showing?
What can symptom progression tell you?
Track this lesson
Mark the lesson complete when you are comfortable with the visual, observations, and system context.
Evidence & further reading
Sources connected to this lesson
These references support specific biological, diagnostic, environmental, or process concepts used in this lesson. They are not a substitute for crop-specific testing or local regulatory guidance.Cannabis greenhouse disease diagnosis and integrated management, including powdery mildew, Botrytis, root disease, HLVd, sanitation, irrigation, airflow, and post-harvest microbial risk.
Cannabis leaf morphogenesis, phyllotaxy, plant architecture, reproductive transition, inflorescence development, trichome development, and senescence across a complete life cycle.
System context