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Experimentation in Times of COVID 19. Didactic Sequence “Influence of pH on plant irrigation” for a High School Chemistry Course

Adolfo E. Obaya Valdivia, Carlos Montaño Osorio, Yolanda Marina Vargas Rodríguez, Rubén Gerardo Ponce Pérez

American Journal of Educational Research. 2021, 9(12), 746-754 doi:10.12691/education-9-12-7
  • Table 1. Results with lemon juice watering
  • Table 2. Results with the irrigation of uncovering pipes
  • Table 3. Results with water irrigation
  • Table 4. Pre-topic questionnaire