Water use efficiency refers to the ability of crops to produce biomass per unit of water discharged.
举一反三
- Enough sunshine and water ________ crops to grow better.
- Paragraph 1（） A: Ounces of Water Needed Per Day B: Importance of Water C: Composition of Water D: Signs of Dehydration E: Supply of Water F: Necessity for Bringing a Bottle for Water with You
- In a disk-type lubricating oil purifier, ____. A: The purifier driving gears are lubricated by the reclaimed B: Oil as it leaves the bowl all dirt and sludge are automatically discharged with the cooling water C: Sealing water must never be supplied until after oil is fed to unit D: Deterioration of the bowl ring gasket will cause the purifier to lose its water seal
- How much water will be consumed to produce a hamburger?
- Water saving farming should be actively developed in order to improve water use _______.