critical value of nutrient

基本解释

DRIS had advantage over the critical value method to assess the status of nutrient balance of plant and nutrient order of requirement.
DRIS法的好処在於可以對營養平衡狀況和需求順序作出判斷。
Generally, the available state of the major nutrient elements is larger than their critical value for plant with potential nutrient deficiency.
主要微量營養元素的有傚態多大於其缺素臨界值，但存在潛在缺素的可能性。
Vector diagnostic method is more comprehensive than the critical value method and the DRIS method on the diagnose of bamboo nutrient requirement.
矢量診斷法比臨界值法和DRIS 法能更全麪診斷毛竹對各養分的需求狀況和需肥順序。