| 摘要 |
PURPOSE: A composition containing polyaspartic acid for reducing high temperature injury is provided to enhance leaf and root weight and leaf number and to promoter initial growth. CONSTITUTION: A composition for reducing high temperature injury of water culture plant contains 99.69 wt% of polyaspartic acid(PAA). The composition additionally contains 0.1 wt% of boron, 0.1 wt% of iron, 0.1 wt% of zinc, or 0.01 wt% of molybdenum. The water culture plants are Chinese cabbage, spinach, lettuce, or Oenanthe javanica. [Reference numerals] (AA) The number of leaves on July 20th; (BB) The number of leaves on August 4th; (CC) The number of leaves on August 25th; (DD) The number of leaves(number/m^2); (EE) Non-treated; (FF) 2000 times; (GG) 4000 times; (HH) 8000 times |
