Investigation 13 Transpiration of Plants OVERVIEW In the Preliminary Activity your students will use a Gas Pressure Sensor to determine transpiration rate A student handout for the Open Inquiry version of the Preliminary Activity can be found at the end of this investigation A Guided Inquiry version is found on the CD accompanying this book Figure 1 During the subsequent Inquiry Process your students will first find out more about transpiration using the cou
CONTENTS Irrigation scheduling 1 Introduction mn der tt tte odes s teta 12 1 12 1 2 1 Rainfall 12 1 2 1 1 Rainfall parameters 2 1 2 Effective rainfall 2 2 Evaporation 2 2 1 Evaporation measurement 2 2 1 1 Erection en 12 3 2 2 1 2 Calibrating the scale 12 3 2 2 1 3 Reading the scale 12 4 2 2 1 4 Maintenance i eee ettet deis 1