- PHOTOSYNTESIS (light intensity) (Download)
- ENERGY VALUE I (Download)
- ENERGY VALUE II (Download)
- ENZYME (Download)
- VITAMIN C (Download)
- ISOTONIC SOLUTION (Download)
- B.O.D. (Download)
- INTER SPECIFIC COMPETITION (Download)
- TRANSPIRATION-AIR MOVEMENT FACTOR (Download)
- TRANSPIRATION-LIGHT INTENSITY FACTOR (Download)
- TRANSPIRATION-TEMPERATURE (Download)
- URINE PRODUCTION (Download)
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