返青

受WBD侵染的小麦一般冬前不表现症状，春季4、5月小麦返青后随着拔节期来临病害开始显症。

The wheat infected by WBD did not show the symptom during the winter time and with the coming of the jointing stage it will display the symptom when the wheat start to turn green during the spring time in April and May .

大地复苏，麦苗返青。

Wheat seedlings turn green as the earth comes back to life .

冬小麦在春季返青。

The winter wheat turns green in spring .

应用~（32）P对冬小麦返青期追磷吸收利用规律的研究

Studies on the rule of winter wheat absorption and utilization of phosphorus fertilizer at spring regreening stage using phosphorus-32 tracer

传统灌溉优化施肥、优化水肥返青拔节期植株N（%）下降的速度比较平缓小于传统水肥；

On return-cyan to shooting stage , booting to maturing stage , N % on traditional irrigation-optimized fertilization and optimized water-nitrogen was gradually falling ;

CO2排放白天大于夜晚。不同物候期CO2释放速率不同，其顺序为草盛期>枯黄期>返青期。

Rate of CO 2 emission was different with changing of the phonological periods , and the pattern was observed in order of Exuberance > Withering > Green up .

在返青期，UV-B辐射增强显著降低了土壤-冬小麦系统的呼吸速率，但对N2O的排放通量没有产生显著影响；

Enhanced UV-B radiation declined the rate of soil-winter wheat system 's respiration but had no significant impact on N_2O emission in turning-green stage .

DA-6对草坪返青促进作用的研究

Accelerating function of DA 6 on the green returning of lawn

最大变化斜率方法将NDVI数据斜率角变化最大的点对应的时期作为植物返青期；

The greatest change slope method defines vegetation greenup as the period beginning at the point of the maximum change in the NDVI slope angle .

结果表明，在小麦返青至灌浆期，用SO2浓度为0.322mgm－3处理的小麦出现了伤害症状。

The experiment results showed : wheats treated by 0 322mg · m - 3 SO 2 appeared injury symptoms from the turning green stage to the milking stage .

小麦各生育期CO2的平均日收支由大到小依次为拔节孕穗期>返青期>起身期>抽穗期>成熟期>灌浆期>出苗分蘖期>越冬期。

The average daily CO2 flux at different growing stages followed the order of : jointing and booting > reviving > erecting > heading > ripening > grain-filling > seedling and tillering > wintering period .

试验结果表明：2,4-D丁酯与尿素和2甲4氯与尿素在冬小麦返青、拔节期间合理混施，不仅可以促进小麦生长发育，改善农艺性状，提高小麦产量，且对杂草有良好的防除效果。

The result indicated that , 2,4-D butylate and carbamide , MCPA and carbamide were mixed using in wheat field between return green period and draw blur period .

随着叶面积指数（LAI）的增加，土壤热通量与净辐射之比，由返青初期的0.13迅速下降，直至较为稳定的0.06。

The experiments identify that with the increasing of LAI , the ratio of soil heat flux to net radiation decreases from 0 13 in the jointing to 0 06 in the milking .

大气CO2浓度升高提高了各个生育时期稻田水体过滤性铁、总锌浓度以及返青期、分蘖期和拔节期过滤性锰浓度，但是降低了孕穗期过滤性锰的浓度。

Atmospheric CO2 enrichment increased the concentrations of filterable manganese during turning green period 、 tillering period and jointing period and the concentrations of filterable iron and total zinc , however , decreased the concentration of filterable manganese at booting stage .

结果表明，无论在正常还是旱胁迫条件下，所有材料在返青期、拔节期POX酶带均较多且强度很高，随生育进程推进，大部分酶带强度减弱；

The results showed : The Peroxidases in all wheats was abundant at turning green and jointing stage . Many POX bands became weak in pace with developmental stages ;

AsA和GSH是植物细胞重要的抗氧化剂，发生低温胁迫时AsA和GSH含量均升高，但AsA和GSH对返青率的影响不明显。

AsA and GSH are important antioxidants of plant cell , the content of AsA and GSH increased under low temperature stress , but has no obvious collection with the rate of reviving . 7 .

3a观测结果表明，草原火刺激牧草返青，使牧草在火后第1个生长季内提前6d返青，但第2、3个生长季无差异；

Fire stimulated herbages reviving and made it be earlier 6 days in the first growth season , but it had no difference in the second and third growth season ;

结果表明：稻季秸杆施用显著减少了后续麦季N2O的排放，这些减少量主要体现在小麦播种-返青期，方差分析达显著水平（P<0.05）。

Results from variance analyses indicated that application of wheat straw in rice-growing season significantly reduced N2O emission from following wheat-growing season , which happened mainly between wheat-sowing and returning-green periods ( P < 0.05 ) .

不同生育时期喷施KLS，水稻发育加快，自返青期开始到成熟期都有不同程度提前，一般早熟3～5d。

Spraying KLS in different growth stage , the rate of rice growth was increased , and the growth stage was ahead by 3 ~ 5 days generally .

返青早的春性品种13R锈扑、德国大叶熊前期产量构成因子明显高于其它品种。

13R supreme and German large leave grew earlier in spring and their yield component factors were higher than other varieties .

结果表明：（1）冬小麦返青前后的土壤呼吸速率（SRR）在晴或多云天气条件下都要高于阴天，SRR的日变化都表现为单峰变化趋势。

The main results were as follows : ( 1 ) The soil respiration rate ( SRR ) on clear or cloudy day was markedly higher than that on overcast day before and after reviving .

群体LAI变化动态指标为：越冬期叶面积指数为1.0左右，返青期为2.7-3.4左右，拔节期3.5-5.2，孕穗期7-7.7，开花期达8.0左右；

The dynamic indexes of group LAI were : at overwintering stage , the LAI was about 1.0 , at reviving stage was about 2.7-3.4 , at shooting stage was about 3.5-5.2 , at boot stage was about 7-7.7 , and at flowering period reached about 8.0 ;

返青期生物量的重新初始化使模拟LAI和地上总干重在关键发育时刻的误差降至16%以内，模拟LAI和贮存器官重在整个生育期内都更加接近实测值；

By re-initializing biomass weight in the turn-green stage , relative errors of the simulated LAI and gross above-ground dry matter weight were within 16 % at key development stages , and simulated LAI and storage organ weight were closer to measured values during the entire growing period ;

因此，膜侧冬小麦最佳补灌时期为返青～拔节期，其次为越冬期，适宜补灌量为60～90mm。

The optimum complementary irrigation period is between reviving stage and jointing stage , and then comes over wintering stage . The appropriate complementary irrigation amount is 60 ~ 90 mm .

处于高浓度（5.18mg／10kg土）MTBE环境下的水稻茎叶和根系中的MTBE浓度在返青分蘖期为1.770&0.851mg／kg，根系中的浓度值远高于其它的生长期。

Rice stem leaf and MTBE density of root system , MTBE of environment is it divide tiller one 1.770 - 0.851mg/kg to turn green at high density ( 5.18mg/10kg soil ), MTBE density value in the root system is far higher than the growth period of other .

结果表明，从返青至封行前的春生5叶期期间，土壤含水量与植株叶片含水量之间呈负相关关系，其中20～40cm深度土壤含水量与叶片含水量之间达到极显著水平；

It indicated that the soil water content ( SWC ) had negative relation to the leaf water content ( LWC ) from returning green stage to enveloping the row stage , and it reached significant difference level between SWC from 20 to 40 cm and LWC .

水稻返青后抗旱能力研究初报

Study on drought resistance ability of rice after its green up

兰州百合在不同的生长期中，其根际土壤中的孢子密度以返青期最高，为29.78±0.90%，显著高于花期、鳞茎生长期和枯黄期。

Spore density of Lanzhou lily in different growth stages was significantly different .

枯草层及其处理对草坪草返青的影响

Effect of Turf Litter Treatment on Turf Grasses Reviving

麦株是在秋苗期被侵染，至返青时才显现症状，病症分黄叶和花叶两个发展阶段。

The symptom was divided into two stages of yellow and mosaic leaves .