Soil drought reduced moisture content and nitrogenase activity of nodules.
土壤干旱降低田菁根瘤的含水量和固氮活性。
Soil drought reduced moisture content and nitrogenase activity of nodules.
田 菁根瘤的含水量和固氮活性。
The biomass of seedlings growing on the soil drought condition are obviously decreased.
生长在土壤干旱条件下的幼苗，生物量明显低于正常条件下的幼苗。
Effects of synergist on ZR content in rice plant under natural soil drought conditions.
图2土壤自然干旱条件下增效剂对水稻植株玉米素核苷含量的影响Fig。
The changes of protein in wheat seedling roots were investigated under soil drought condition.
在土壤干旱条件下，小麦幼苗根系组织含水量降低，可溶蛋白质含量增加。
The results showed that seedling could raise its root vigor against soil drought in some scope.
结果表明：在一定的土壤干旱范围内，苗木可以通过提高根系活力来适应逆境。
But soil drought stress increases CPT concentration in the leaves, stems and roots of the seedlings.
土壤干旱胁迫明显提高了喜树幼苗根、茎、叶中的喜树碱含量。
Root vigor was affected not only by the degree of soil drought but also by the duration of soil moisture.
苗木根系活力除了受土壤干旱协迫程度的影响之外，还受到干旱持续时间的影响。
Furthermore, the maps of regional soil drought are obtained based on the model and the needs of crops on soil water.
根据作物对土壤水的要求，进一步求得了区域土壤旱情分布图。
This paper deals with the water physiology and growth characteristics of locust seedling under different soil drought.
采用盆栽试验对不同土壤干旱程度下刺槐幼苗水分生理和生长指标进行了初步研究。
This paper deals with the water physiology and growth characteristics of locust seedling under the soil drought condition.
采用盆栽试验对不同土壤干旱程度下刺槐幼苗水分生理特征进行了初步研究。
The effects of soil drought on the content of non-structural sugar in stem-sheath of rice varied with different rice varieties.
干旱处理对水稻茎鞘中非结构性糖含量的影响因品种而存在显著差异。
The pot culture experiment of Vicia faba L. seeded in different soil drought shows that Vicia faba L. has certain adaptability .
蚕豆在不同土壤干旱条件下的盆栽试验结果表明，蚕豆对土壤干旱胁迫有一定的适应能力。
Under the same soil drought status, leaf water potential under high nitrogen level was lower than that under low nitrogen level.
在相同干旱胁迫下，低氮处理的叶水势高于高氮处理的叶水势。
The objective of this study was to evaluate the effects of nitrogen nutrition on water status and photosynthesis in wheat under soil drought.
轻度土壤干旱下，小麦叶片仍能维持较好的水分状况，高氮营养对叶片光合作用有明显的促进作用。
The differences between flagleaf and spike photosynthesis and their relationships with drought tolerance of wheat were studied under soil drought.
旗叶和穗光合作用的差异及其与耐旱性的关系。
Based on the principle of soil water balance, including precipitation, temperature and other observations, this article built a model of soil drought index.
从土壤水分平衡原理出发，以降水量、温度和区域水文观测等因子为基础，建立了土壤干旱指数模型。
Under soil drought stress lamella structure of chloroplast wrenched obviously and there was a black area, which had high electron density in the middle of chloroplast.
在土壤干旱胁迫下，叶绿体的片层结构发生严重的扭曲并在中央部分形成电子密度较高的黑色团块物质。
Concerning the weak drought resistance character of the upland purple soil, the paper studied the effect of the soil drought resistance enhancement by using the high polymers.
针对紫色旱地土壤抗旱性能较差的特点，初步进行了使用高分子有机聚合物来提高土壤抗旱能力的研究。
Recent achievements of appropriate soil moisture and lower limit of soil drought indices provided an important basis of soil physics for agricultural water supply of low quota.
土壤适宜含水量和土壤干旱下限指标的最新研究成果，为低定额的农业供水提供了土壤物理学的重要依据。
Under soil drought stress conditions, drought - resistant varieties (species) accumulated comparatively higher free proline content than those in the less drought - resistant varieties.
土壤干旱胁迫导致游离脯氨酸大量累积，抗旱品种(种)比不抗旱的累积量要大。
Recently, aiming at the reasons causing water and soil losses and fertility decline on the red soil drought farmland in Yunnan Province, the research and analysis have been carried out.
针对云南省红壤旱耕地近年来出现的水土流失、肥力下降的问题，研究分析问题产生的原因；
Pot experiments were carried out to study the photosynthetic rate, transpiration rate and water use efficiency of the seedlings of four winter wheat varieties under different soil drought.
采用盆栽试验对土壤干旱下不同品种冬小麦幼苗光合、蒸腾速率和水分利用效率进行了研究。
However, their effects are probably accentuated by climatic factors, such as drought and hard winters, or soil imbalances such as soil acidification, which damages the roots.
然而，它们的影响可能因气候因素而加剧，如干旱和严冬，或因土壤酸化等土壤不平衡而损害到根系。
Climate change will also be a multiplier of poverty, as increasingly erratic weather induces more drought, flooding, erosion and soil degradation.
气候变化也将导致贫困倍增，因为越来越不规则的天气现象导致更多的干旱、洪水、水土流失和土壤退化。
But the farmers that grow the crop often live in drought-prone areas, where poor soil and disease exacerbate poor harvests.
但是种植玉米的农民常常生活在容易遭遇干旱的地区，那里的土壤贫瘠，而且作物疾病让不良的收成更加恶化。
Bed planting and water management in the Yellow River: Serious water and soil erosion in the Yellow River has led to frequent basin-wide drought and floods.
黄河流域的垄播和水管理：黄河流域严重的水土流失导致整个流域经常发生水旱灾害。
Eg. During the drought, the soil was as dry as a bone.
干旱期间，这里的土壤都干的裂开了。
Forecasters call the conditions in the region "exceptional drought." the area is known for its thick green forests, waterfalls and red clay soil.
天气预报员称该地区的情况为“异常干旱”，该地区以其茂密的森林、瀑布和红粘土而闻名。
Forecasters call the conditions in the region "exceptional drought." the area is known for its thick green forests, waterfalls and red clay soil.
天气预报员称该地区的情况为“异常干旱”，该地区以其茂密的森林、瀑布和红粘土而闻名。
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