极端年型旱地麦田深松和覆盖播种水分消耗与植株氮素吸收、利用关系的研究

李念念, 孙敏, 高志强, 张娟, 张慧芋, 梁艳妃, 杨清山, 杨珍平, 邓妍

A Study on the Relationship Between Water Consumption and Nitrogen Absorption, Utilization Under Sub-Soiling During the Fallow Period Plus Mulched-Sowing in Humid and Dry Years of Dryland Wheat

NianNian LI, Min SUN, ZhiQiang GAO, Juan ZHANG, HuiYu ZHANG, YanFei LIANG, QingShan YANG, ZhenPing YANG, Yan DENG

表6 各生育阶段0—3 m土壤耗水量与开花前各器官氮素运转量及开花后氮素积累量的相关系数

Table 6 Correlation coefficients between soil water consumption in 0-3 m layers and pre-anthesis nitrogen translocation and nitrogen accumulation after anthesis at different growth stage in dryland wheat

年份 Year 土层 Layer (cm) 播种—拔节STJ 拔节—开花JTA 开花—成熟ATM 叶片 Leaf 茎秆 +叶鞘 Stem +sheath 颖壳 +穗轴 Glume +spike 花后 积累 NAAA 叶片 Leaf 茎秆 +叶鞘 Stem +sheath 颖壳 +穗轴 Glume +spike 花后 积累 NAAA 叶片 Leaf 茎秆 +叶鞘 Stem +sheath 颖壳 +穗轴 Glume +spike 花后 积累 NAAA 丰水年 Humid year (2011 -2012) 0-20 0.9607** 0.9908** 0.9823** 0.9946** -0.7823 -0.7598 -0.7936 -0.6540 -0.0406 -0.2007 -0.1030 -0.2173 20-40 0.9478** 0.9612** 0.9652** 0.9037** -0.4652 -0.3371 -0.3651 -0.2114 -0.2805 -0.3690 -0.3001 -0.3336 40-60 0.9513** 0.9466** 0.9420** 0.9647** -0.4622 -0.4389 -0.4219 -0.3321 0.0013 -0.0724 0.0075 -0.0377 60-80 0.9601** 0.9930 ** 0.9877** 0.9697** 0.7031 0.6422 0.6930 0.6290 -0.3107 -0.1366 -0.1605 -0.0684 80-100 0.9682** 0.9643 ** 0.9829** 0.9257** 0.7312 0.7798* 0.7535* 0.7049 -0.2980 -0.1567 -0.1711 -0.0908 100-120 0.8527** 0.7596 * 0.7860* 0.7043 0.8077* 0.8286* 0.8170* 0.7432 0.2957 0.4266 0.3915 0.3780 120-140 0.3869 0.2280 0.2914 0.2474 0.9663** 0.9861** 0.9919** 0.9551** 0.4018 0.4954 0.4253 0.4646 140-160 -0.0278 -0.0673 -0.0622 -0.2198 0.9686** 0.9627** 0.9701** 0.9316** 0.6734 0.6885 0.6392 0.6871 160-180 -0.1960 -0.3599 -0.2644 -0.4900 0.9959** 0.9843** 0.9907** 0.9500** 0.8889* 0.9634** 0.9405** 0.9863** 180-200 -0.3985 -0.5354 -0.4987 -0.6467 0.9713** 0.9266** 0.9482** 0.9197** 0.9274** 0.9177** 0.9118** 0.9214** 200-220 -0.5807 -0.6649 -0.6820 -0.6753 0.9440** 0.9263** 0.9239** 0.9119** 0.9450** 0.9854* 0.9619** 0.9795** 220-240 -0.5655 -0.5975 -0.6331 -0.5755 0.9401** 0.9183** 0.9260** 0.9304** 0.9645** 0.9724** 0.9688** 0.9213** 240-260 -0.8650* -0.8096* -0.8606* -0.7975* 0.8622* 0.8718* 0.8700* 0.8357* 0.9771** 0.9846** 0.9761** 0.9686** 260-280 -0.8870** -0.7892* -0.8498* -0.7365* 0.9463** 0.8586* 0.9042** 0.8097* 0.9538** 0.9753** 0.9719** 0.9251** 280-300 -0.8237* -0.8000* -0.7989* -0.7063* 0.7648* 0.7625* 0.7815* 0.6857 0.9610** 0.9036** 0.9188** 0.8912** 欠水年 Dry year (2012 -2013) 0-20 0.9210** 0.9278** 0.9277** 0.9373** -0.5310 -0.5555 -0.4957 -0.4874 -0.2262 -0.1998 -0.1354 -0.2252 20-40 0.9211** 0.9040** 0.9586** 0.9683** -0.2732 -0.2943 -0.2669 -0.1612 0.0576 0.0763 0.1314 -0.0003 40-60 0.9692** 0.9677** 0.9568** 0.9771** 0.3756 0.3335 0.4430 0.4995 0.4314 0.4685 0.4980 0.4055 60-80 0.9121** 0.9224** 0.9294** 0.9174** 0.6591 0.6182 0.7311 0.7886* 0.7459 0.7472 0.6972 0.6058 80-100 0.9947** 0.9967** 0.9836** 0.9731** 0.6475 0.6220 0.7353 0.7636* 0.6276 0.5800 0.5841 0.5309 100-120 0.6400 0.6168 0.7007 0.7855* 0.9478** 0.9586** 0.9362** 0.9171** 0.8381* 0.8129* 0.8937** 0.8836** 120-140 0.5862 0.5638 0.6151 0.7286 0.9412** 0.9660** 0.9199** 0.9093** 0.9442** 0.9426** 0.9389** 0.8850** 140-160 0.2778 0.2760 0.3507 0.4613 0.9335** 0.9292** 0.9511** 0.9565** 0.9399** 0.9244** 0.9520** 0.9895** 160-180 -0.7762* -0.7694* -0.8199* -0.8684* 0.9577** 0.9538** 0.9682** 0.9764** 0.9391** 0.9340** 0.9465** 0.9671** 180-200 -0.8870** -0.9015** -0.8987** -0.9230** 0.9507** 0.9593** 0.9576** 0.9558** 0.9202** 0.9177** 0.9394** 0.9477** 200-220 -0.8958** -0.9127** -0.9295** -0.9051** 0.9762** 0.9690** 0.9836** 0.9954** 0.9574** 0.9450** 0.9389** 0.9663** 220-240 -0.8341* -0.8519* -0.8719** -0.8427* 0.8081* 0.7995* 0.8438* 0.9069** 0.9742** 0.9777** 0.9606** 0.9737** 240-260 -0.7590* -0.7811* -0.7973** -0.7003 0.3282 0.2575 0.3195 0.4393 0.9730** 0.9777** 0.9887** 0.9715** 260-280 -0.8277* -0.8427* -0.8169* -0.7388 -0.5553 -0.5149 -0.6192 -0.5579 0.9715** 0.9503** 0.9536** 0.9453** 280-300 -0.7911 -0.8061 -0.7419 -0.6649 -0.6390 -0.6586 -0.6107 -0.4762 0.9280** 0.9226** 0.8973** 0.9175** 欠水年 Dry year (2015 -2016) 0-20 0.9590** 0.9777** 0.9878** 0.9701** -0.1653 -0.1741 -0.1191 -0.0585 0.7893 0.8348 0.8845 0.8652 20-40 0.9422** 0.9443** 0.9615** 0.9263** 0.4818 0.5142 0.5158 0.3691 0.7150 0.6486 0.5899 0.4373 40-60 0.8911** 0.9051** 0.9380** 0.9445* 0.7549* 0.7723* 0.7667* 0.5694 0.7294 0.6783 0.6776 0.6657 60-80 0.9753** 0.9821** 0.9927** 0.9501** 0.8193* 0.8260* 0.8000* 0.5870 0.5033 0.5511 0.6275 0.7870* 80-100 0.9325** 0.9476** 0.9732** 0.9900** 0.8491* 0.8777** 0.8726* 0.7041* 0.5754 0.6279 0.6909 0.8235** 100-120 0.9333** 0.9398** 0.9601** 0.9881** 0.9762** 0.9756** 0.9778** 0.9028** 0.7755* 0.8240* 0.8653* 0.8587** 120-140 0.9103** 0.8858** 0.8873** 0.8411** 0.9213** 0.9403** 0.9299** 0.8575* 0.9541** 0.9722** 0.9820** 0.9113** 140-160 0.6714 0.6079 0.5956 0.6230 0.9603** 0.9813** 0.9813** 0.9029** 0.9221** 0.9407** 0.9359** 0.9165** 160-180 -0.1822 -0.2586 -0.3570 -0.4491 0.9543** 0.9741** 0.9854** 0.9303** 0.9201** 0.9496** 0.9616** 0.8963** 180-200 -0.7140 -0.7372 -0.7912* -0.8516* 0.9506** 0.9499** 0.9593** 0.9254** 0.9487** 0.9551** 0.9463** 0.8256* 200-220 -0.8581* -0.8421* -0.8570* -0.8390* 0.9167** 0.9430** 0.9707** 0.9885** 0.9537** 0.9660** 0.9697** 0.9142** 220-240 -0.8342* -0.8297* -0.8559* -0.7978* 0.9559** 0.9753** 0.9893** 0.9270** 0.9608** 0.9766** 0.9743** 0.8903** 240-260 -0.8547* -0.8401* -0.8632* -0.9262** 0.7146 0.6672 0.6278 0.5764 0.9512** 0.9543** 0.9663** 0.9673** 260-280 -0.8330* -0.8294* -0.8439* -0.9449** 0.7410 0.7452 0.7795 0.9077 0.9652** 0.9814** 0.9796** 0.9109** 280-300 -0.9362** -0.9288** -0.8926** -0.8294* 0.7061 0.7073 0.7325 0.8912 0.9236** 0.9529** 0.9739** 0.9110**