植株表现稳定不育的抽穗期达30天以上。
The heading period when plants showed stable sterility was more than 30 days.
自抽穗期,地上部干物重随品种演进显著增加。
From the heading stage, the shoot dry weight was increased with the evolution of the cultivars.
拔节至抽穗期干旱胁迫极显著地降低冬小麦的氮素营养效率。
The drought stress from jointing to heading stage decreased nitrogen nutrition efficiency of winter wheat significantly.
拔节至抽穗期干旱胁迫极显著地降低冬小麦的氮素营养效率。
The drought stress from jointing to heading stage decreased nitrogen nutrition efficiency of w…
抽穗期是水稻的一种重要农艺性状,但其遗传控制机理还不清楚。
Heading date is an very important agricultural trait for rice breeding, but the genetic control of that remains unclear.
研究了1,2,4-三氯苯和萘对抽穗期水稻叶片光合特性的影响。
The effects of 1,2,4-trichlorobenzene and naphthalene on photosynthetic characteristics of rice leaves were studied.
利用盆栽试验研究了水分亏缺对抽穗期小麦穗轴维管束系统的影响。
Pot experiments were carried out to study the effect of water deficit on vascular bundle system of rachis in wheat during heading stage.
随品种的演进,抽穗期根重以及根冠比提高,但根系伤流液量减少。
With the improvement of rice cultivars, root dry weight and the ratio of root to shoot were increased, but the amount of root bleeding sap was reduced.
除抽穗期水分亏缺外其它各水分处理的水分利用效率呈现增大的趋势。
Except water deficit at tassel stage that the water use efficiency showed a tendency of increasing in the other water treatment.
小花分化的开始时间主要与品种抽穗期早晚有关,与品种类型关系不大。
The beginning time of blossom differentiation was relation to heading period and not to cultivars type.
结果表明,在水稻幼芽期及抽穗期用黄绿色厚垣孢子接种,都能使其发病。
The results showed that rice plant can be infected with Yellow-green chlamydospores during growing period of seedling and heading stage.
在四种作物的抽穗期同时测定其气孔扩散阻力、蒸腾速率与叶水势日变化。
The resistance of stomatic diffusion, evapotranspiration rate and daily progress of water potential in leaves of the four kinds of crops were determined at the same time in their heading stages.
在小麦的抽穗期又对其幼穗进行了超微弱发光与各种抗氧化物酶活性的测定。
We also determined ultraweak luminescence and all kinds of antioxidase activity of young panicles in the heading stage.
变异涉及株高、抽穗期、穗粒重、出谷率、育性、抗病性、米色等多个性状;
The changed traits included plant height, heading date, grain weight per spike, percentage of grain weight per spike, male sterility, resistance to rust, color of hulled grain.
结果表明,拔节至抽穗期缺水抑制叶面积的扩展,造成植株矮小,产量降低;
The results showed that drought stress reduced leaf area, plant height and the yield of corn in jointing to tasseling stage;
气候变化使水稻除抽穗期和成熟期外,其它各生育期基本随年代的增加而提前。
Due to the global warming, all growing periods of rice except for the heading and maturity period had been advanced with the time lapse.
抽穗期的穗重及茎秆重量与每穗颖花数关系密切,均表现为随重量增加而增加。
The fresh weight of panicle and stem at the heading stage was correlated positively to spikelet number per panicle;
太湖地区小麦生长季节土壤氮磷向水体迁移的环境风险在小麦抽穗期后相对较高。
This implied that the relatively high risk of N and P losses through leaching and runoff in Taihu Lake region during season of wheat growth could probably occur after earing stage of the wheat growth.
FACE处理的小麦播种至抽穗期、抽穗至成熟期及全生育期天数分别比对照缩短1。
The durations from sowing to heading and from heading to maturity and the whole growth period of wheat in FACE plots shortened 1.
性状相关分析表明,随着抽穗期缩短,穗粒数和千粒重增加,但小穗数有减少的趋势。
Correlation analysis of characters indicates that shortening heading date can cause the increase in grains number per spike and 1000-grain weight, but decreases in spikelet per spike.
本文还讨论了四川小麦幼穗分化过程中引致穗粒数变异的时期,以及安全孕穗、抽穗期。
The stage controlling seed number per ear during ear differentiation, safe booting date and safe heading date of wheat in Sichuan were discussed.
株高、抽穗期、主穗长、结实率、剑叶宽、粒长、粒宽和粒形以基因加性效应的作用为主。
Additive effects has the predominant role for plant height, days to flowering, panicle length, flag-leaf width, percentage of fulled grains, grain length, grain width and L/Wratio of grain.
温度是影响结实率的主要气象因子,从孕穗期到抽穗期高结实率形成需要一定的适宜温度。
The temperature was the main meteorological factor that affected setting percentage. The high setting percentage needed a moderate temperature from booting stage to heading stage.
分别利用水稻抽穗期归一化植被指数和比值植被指数反演了叶面积指数和生物量数据信息。
The test data had been participated in the whole classification process. The accuracy of interpreted information on rice planting area was more than 90%.
高库容水稻株系抽穗期的单株根系活性高、单株根系总吸收面积和单株根系活跃吸收面积大。
Indica rice with large sink also had higher root activity per plant, larger root absorption or active absorption area.
粗蛋白质含量呈现逐渐下降的趋势,从营养中期到抽穗期下降的幅度最高,达40%—50%。
Barley crude protein content reduces gradually with growing, the fastest reduced rate is about 40%-50% from middle vegetative period to booting stage.
协优9308在孕穗期和抽穗期比常规品种更易遭受低温冷害,不适宜作为双季稻的晚稻种植。
The variety Xieyou 9308 was easy to be injured by low temperature than conventional varieties and not suitable to be sowed as late rice.
茎中氮含量从抽穗期到成熟期一直下降,可能是水稻在抽穗后氮素从营养器官向生殖器官转运。
From heading stage to filling stage, nitrogen concentrations in the roots and the leaves decreased, then increased at milk stage and decreased once again at ripening stage.
连续施用EM使土壤的养分状况发生了明显的改变,使水稻抽穗期推迟,花期延长,叶色加深。
Under continual application of EM, the soil nutrients changed greatly, and rice growth was also affected, such as delay in heading, prolongation of flowering period and deepening of leaf color.
连续施用EM使土壤的养分状况发生了明显的改变,使水稻抽穗期推迟,花期延长,叶色加深。
Under continual application of EM, the soil nutrients changed greatly, and rice growth was also affected, such as delay in heading, prolongation of flowering period and deepening of leaf color.
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