如果它们有任何黄化的迹象,就该丢掉了。
If they show any signs of yellowing, they should be discarded.
土壤质地不良也是引起樟树黄化的原因之一。
The soil texture in urban conditions is too harden and clay, which is one of the reasons to yellows.
幼树初投产脐橙次生果黄化的高发生率与树体钙营养失调密切相关。
For the first bearing fruit tree, high rate of generation of xanthochroism of secondary fruit of the navel orange is closely concerned with nutrition disorder of Ca in the tree.
通过对酥梨缺铁黄化症的土壤分析、叶片分析来确定诱发黄化的主要因素。
Major factors of the pear iron chlorosis were determined through soil testing and leaf analysis.
不但会堵塞石材呼吸的毛细孔,还会沾上污尘形成腊垢,造成景观石表面产生黄化现象。
Not only will the wool stoma block stone breathing, still can with WuChen wax scale formation, landscape stone surface produce yellowing phenomenon.
富士苹果黄化茎段再生不定芽的研究。
Adventitious buds regeneration from etiolated internode segment of apple cultivar Nagafu no.
所以控制土壤含水量能有效地防止石灰性土壤上花生缺铁黄化症状的发生。
It is suggested that iron chlorosis of peanut grown on calcareous soil could be prevented by controlling soil water content.
经黄化子叶喷雾接种法测定,姬松茸菌丝水体物对黄瓜黑星病的平均诱导抗病效果为74.04%。
The average resistance effect of the mycelial water extracts to the disease of cucumber scab reached 74.04% by spraying spore suspension on yellow cotyledon.
发生在宁夏甜菜上的一种病毒病的病株叶丛主要表现为黄化、焦桔和叶脉黄化坏死。
A virus disease of sugar beet occurred in Ningxia showing symptoms of yellows, parch blight and necrotic yellow vein of foliage leaves.
介绍了制备甲壳素纤维的黄化法、含卤溶剂法和酰胺氯化锂法。
The xanthate derivative method, halogenated solvent method and amide LiCl method for preparing chitin fiber are introduced.
具有良好黄化反应性能的壳聚糖对原料的纯度、聚合度、脱乙酞度等指标是有一定要求的。
Chitosan with excellent xanthation ability has high requirement on purity, degree of polymerization and degree of deacetylation.
目前国内使用得较多的是芳香型水性聚氨酯,其在贮存和使用过程中易黄化。
Aromatic water-based polyurethane is most commonly used at home and it tends to yellow during its process of storage and application.
果树缺铁黄化一直以来是影响果树增产、果农增收的一个主要生产问题。
The iron deficiency of fruit trees is a main production problem that affects the amount of fruit increase and the benefit of fruit growers.
本文报导高梁(C_4植物)和小麦(C_3)植物绿色和黄化叶片中PEP羧化酶的一些特性的比较研究。
Some charateristics of PEP carboxylase from green or etiolated sorghum (aC_4 plant) leaves and wheat (a C_3 plant) leaves have been investigated.
叶片活性铁含量与黄化程负相关,可作为参考指标应用于铁高效基因型葡萄品种的筛选。
The active iron content of leaves positively correlate to degree of chlorosis and chlorophyll content, it can be a reference index to screen Fe-efficient grapevine genotype.
黄化质体也有能力合成质体基因组所编码的蛋白质。
Etioplasts have the capacity to synthesize plastome - coded proteins.
叶片黄化是叶片衰老过程中很直观的现象,与叶绿素降解和叶绿素-蛋白复合体降解有关。
Yellowing, which is related to the degradation of chlorophyll and chlorophyll–protein complexes, is a notable phenomenon during leaf senescence.
幼苗期高温处理试验结果表明,短期高温胁迫使黄瓜幼苗徒长,根系的生长受到抑制,叶片黄化。
The results indicated that the seedlings grew excessively while the growth of roots was constrained, and the leaves turned yellow under short-turn heat stress.
近年来植物缺铁黄化病的普遍发生,影响了植物正常生长发育,尤其是果实的品质及人类的健康。
The popularity of iron-deficit chlorosis has affected the growing of plants and the quality of fruits, and finally the human health.
番茄黄化曲叶病是热带、亚热带地区最具毁灭性的番茄病毒病之一。
Tomato yellow leaf curl disease is the most destructive virus disease of tomato in tropical and subtropical regions.
试验二是研究苹果酸对黄化瘤胃球菌发酵粗料型日粮活力的影响。
Part two was studied on the effect of malate on fermentation activity of forage diet by Ruminococcus flavefaciens in pure culture.
克隆和部分序列分析表明中国和非洲塞内加尔的番茄黄化曲叶病毒分别为不同的粉虱传双生病毒,且均为新的双生病毒。
The results from DNA sequencing and ELISA showed that tomato yellow leaf curl virus from Senegal and PR China is different new whitefly-transmitted geminivirus separately.
在国内首次报道了翠菊黄化组中的植原体侵染桃树。
This is the first report on aster yellows phytoplasma affecting peach tree in …
在国内首次报道了翠菊黄化组中的植原体侵染桃树。
This is the first report on aster yellows phytoplasma affecting peach tree in …
应用推荐