retarded root 中文意思是什麼
retarded root
解釋
停滯根-
After the period of treatments were prolonged for three days, the contain of sugar reduced again. the growth of roots and plants were retarded severely and the ratios of root cap were increased manifestly. the ratios of root - shoot was stability and the growth almost stopped at the later period of peg ( 6000 ) treatment
牛心樸子根系發達，根冠比大，在土壤水分變化時，植株地上部比較敏感，隨土壤水分脅迫程度的加強和脅迫時間的延長，植株生長顯著變緩，直至停止生長，而根冠比值則有所加大。
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