长期生物测试得出的是亚致死效果，例如在较长时期内生物体生长或繁殖上的变化。
Chronic bioassay tests indicate sublethal effects, such as changes in growth or reproduction of the organism over a longer period of time.
K326生长期间进行打顶和未打顶处理，研究鲜烟叶片蛋白酶及含氮化合物的变化规律。
Disposing with topping and not topping in K326 growth duration, researching the change law of protease and nitrogen compound in fresh tobacco leaves.
不同养分组合对不同生长期芋头植株养分的影响随施肥处理不同而异，其变化也不一样。
As the process of fertilization changed, influence and diversification are become different by using different nutrient combination.
目的：评价山茱萸不同生长期多糖含量变化的动态积累。
Objective: to determine the total polysaccharides in different growth phase of Fructus Corni.
本文以动态的观点研究了苎麻头、二、三麻的化学性能、生物学特性在整个生长期内的变化规律。
This paper studies the changes of chemical properties and biological characteristics of the three crops of ramie during the whole growth phase.
“生长期的变化预示着这里用于放牧的草地植被的生物量将减少，”徐教授说道。
"The change in the growing season may mean there is less grassland biomass available for grazing," says Xu.
本文以动态观点研究各季苧麻纤维的机械物理性能及生物学特性与生长期关系的变化规律。
The paper reports the study on the variation way of the relationship between mechano-physical properties as well as biological characteristics and planting periods of ramie.
通过对作物生长期内植被指数变化曲线分析，选择合适的分类特征，进行华北地区主要作物类型识别。
Selecting the proper classification features, the primary crop types in North China could be identified through the analysis of the vegetation index time series in growth season.
通过对静态仓式堆肥过程中温度变化规律和微生物生长规律的对比，揭示了不同温度阶段所对应的微生物生长期。
By contrasting regularity of temperature change and microbe growth in the static bin composting process, corresponding microbe growth phase with different temperature phase was revealed.
本文研究了四季苎麻的化学成分随生长期变化情况。
In this paper, we studied the dynamic change rules of chemical composition and the growth phase of ramie.
如果从渐进式气候变化的角度看，未来农业会持续繁荣，而且作物生长期还会延长。
Climatically, the gradual change view of the future assumes that agriculture will continue to thrive and growing seasons will lengthen.
红三叶营养生长期不同植物雌激素的含量变化趋势存在品种以及器官间的差异。
Phytoestrogens content changed differently in the cultivars and the organs at the vegetative stage.
试验结果表明：不同阶段生长阶段的玉米冠层叶片叶绿素的空间分布不均匀，空间分布的不均匀性不随生长期变化而改善。
The results indicated that the spatial variability of the canopy chlorophyll content of corn was variable on different growth stages. The variance was not changed over the growth stages.
“有些对气候变化的做的模拟，其效果只体现在了植物的生长期上，并未针对其内部的气候控制系统。这个系统可以让植物对季节温度的变化有所反应。”Lechowicz说。
"Many models of climate change's effects on the growing season don't deal with the internal climate-control system by which plants respond to seasonal temperature changes," says Lechowicz.
“有些对气候变化的做的模拟，其效果只体现在了植物的生长期上，并未针对其内部的气候控制系统。这个系统可以让植物对季节温度的变化有所反应。”Lechowicz说。
"Many models of climate change's effects on the growing season don't deal with the internal climate-control system by which plants respond to seasonal temperature changes," says Lechowicz.
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