Cucurbitacins B, E and I Concentrations and Relationship with Drought Tolerance in Bottle Gourd [ (Molina) Standl.].

Bottle gourd [ (Molina) Standl.]) is a relatively drought-tolerant cucurbit due to the high composition of unique biochemical compositions, including cucurbitacin. The objective of this study was to determine the concentrations of cucurbitacins in bottle gourd and their relationship to drought tolerance.