. Proceedings of the American Society of Agronomy . Fig. I.—An evaporimeter made from a five-gallon jar (shown in section)with apparatus necessary for making determinations. (Courtesy NebraskaExp. Sta.). Fig. 2.—Series of cans used at the Nebraska Experiment Station i n determin-ing water requirements of maize plants. MONTGOMERY: WATER REQUIREMENTS OF CROPS. 20/ and a derrick fixed for weighing occasionally. Water was added asneeded. In his later experiments he made cans 42 inches deep, out ofgalvanized iron, and had a 4-inch tile placed inside of each and ex-tending to the bottom, through whi
. Proceedings of the American Society of Agronomy . Fig. I.—An evaporimeter made from a five-gallon jar (shown in section)with apparatus necessary for making determinations. (Courtesy NebraskaExp. Sta.). Fig. 2.—Series of cans used at the Nebraska Experiment Station i n determin-ing water requirements of maize plants. MONTGOMERY: WATER REQUIREMENTS OF CROPS. 20/ and a derrick fixed for weighing occasionally. Water was added asneeded. In his later experiments he made cans 42 inches deep, out ofgalvanized iron, and had a 4-inch tile placed inside of each and ex-tending to the bottom, through which the water was added as adopted the plan of watering the plants from the bottom by theuse of a tile, because he found in adding water from the surface a
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