磷高效利用杉木对低磷胁迫的适应性与内源激素的相关性

邹显花,胡亚楠,韦丹,陈思同,吴鹏飞,马祥庆

Correlation between endogenous hormone and the adaptability of Chinese fir with high phosphorus-use efficiency to low phosphorus stress

ZOU Xian-Hua,HU Ya-Nan,WEI Dan,CHEN Si-Tong,WU Peng-Fei,MA Xiang-Qing

表1 不同磷高效利用杉木内源激素与苗木生长特性的相关性分析

Table 1 Correlation between endogenous hormones and growth characteristics of Chinese fir clones with high phosphorus-use efficiency under different phosphorus levels

家系 Clone 部位 Organ 供磷处理 Phosphorus supply level 内源激素 Endogenous hormone 根体积 Root volume 根平均直径 Average root diameter 根表面积 Root surface area 根长 Root length 根冠比 Root/shoot ratio 地上部磷养分含量 P content in the aerial parts 根磷养分含量 P content in the roots M1 叶片 Leaves L-P ABA -0.159 -0.161 -0.186 -0.306 0.289 0.313 0.103 IAA -0.075 0.100 0.046 0.136 -0.190 -0.072 0.046 GA3 0.525 -0.674 0.550 0.221 -0.655 0.518 -0.018 ZT -0.644 0.443 -0.663 -0.495 0.382 -0.170 0.604 H-P ABA -0.019 0.372 -0.103 -0.473 0.157 -0.540 0.352 IAA 0.250 -0.548 0.364 0.435 -0.186 0.546 0.006 GA3 0.313 -0.571 0.365 0.131 0.045 0.545 0.517 ZT -0.391 0.701 -0.423 -0.210 0.589 -0.208 0.237 根系 Roots L-P ABA -0.958** 0.442 -0.921** -0.863* 0.077 -0.073 0.682 IAA 0.891** -0.777* 0.880** 0.627 -0.245 0.381 -0.675 GA3 -0.794* 0.558 -0.797* -0.715 -0.316 -0.317 0.660 ZT -0.554 0.276 -0.564 -0.482 -0.415 -0.346 0.693 H-P ABA -0.612 0.416 -0.604 -0.695 0.538 -0.690 0.302 IAA 0.672 -0.456 0.619 0.128 -0.599 -0.180 -0.230 GA3 -0.370 0.427 -0.360 -0.409 0.029 -0.402 -0.035 ZT -0.383 0.364 -0.360 -0.374 -0.010 -0.359 -0.110 M4 叶片 Leaves L-P ABA -0.106 0.430 -0.205 -0.170 -0.258 -0.167 -0.602 IAA -0.045 -0.239 0.006 -0.205 -0.027 -0.099 0.572 GA3 -0.130 0.302 -0.186 0.066 0.120 -0.068 -0.341 ZT -0.344 0.563 -0.432 -0.376 -0.071 -0.281 -0.336 H-P ABA -0.146 0.494 -0.138 -0.106 0.107 -0.123 -0.310 IAA 0.338 -0.394 0.393 0.453 -0.278 0.012 0.219 GA3 -0.524 0.584 -0.466 -0.331 0.440 0.336 0.065 ZT 0.054 -0.361 0.078 0.103 0.230 -0.038 -0.357 根系 Roots L-P ABA -0.079 0.368 -0.114 -0.120 -0.170 -0.248 -0.625 IAA 0.772* -0.876** 0.963** 0.810* -0.647 0.481 -0.906** GA3 -0.380 0.248 -0.357 -0.429 0.081 -0.542 0.223 ZT -0.434 0.286 -0.402 -0.473 0.157 -0.533 0.282 H-P ABA 0.450 0.003 0.425 0.184 -0.242 -0.606 -0.474 IAA 0.692 -0.475 0.735 0.689 -0.512 -0.313 -0.694 GA3 -0.291 0.138 -0.356 -0.285 0.280 -0.506 0.086 ZT -0.497 0.111 -0.481 -0.266 0.362 0.126 0.644