Objective: To investigate the effect of plant growth substances on induction and culture of callus from Rhodiola quadrifida and also to analyze salidroside contents in the callus.
目的：考察植物生长物质对四裂红景天愈伤组织诱导和培养的影响并分析愈伤组织中红景天苷含量。
The light or the absence of inhibitory effect of other plant exogenous growth substances to Botritis cinerea was the main factor that they didn't control tomato gray mould disease steadily.
其他外源植物生长物质对灰霉病菌抑菌活性差或没有抑菌活性因而对番茄灰霉病的控制作用不稳定。
These noxious substances limit caterpillars' growth and reduce the number of eggs that female moths lay.
这些有毒物质会限制毛毛虫的生长，减少雌蛾产卵的数量。
She said that if scientists can learn exactly how these substances affect a person's development and growth, we will know to avoid them at key stages.
她说，如果科学家能够准确的了解这些物质是如何影响到人体的生长发育的话，他们便能找到避免这一情况发生的重要阶段。
A lot of us may not know this, but our mouth is composed of substances that could promote the growth of bacteria.
很多人也许都不知道，我们的口腔中具有加速细菌繁殖的物质。
Milk is one of the most easily digested and assimilated foods, containing ample amounts of substances required for the growth of tissues and organs and the repair of worn-out cells.
l牛奶作为最容易被消化和吸收的食物之一，含有组织生长和细胞修复所需的大量营养。
They use special chemical substances to accelerate the growth of crops.
他们使用特殊的化学物质来促进农作物的生长。
Those dishes are used to "culture" substances for bacterial growth and analysis, right?
这种器皿是用来“培养”(culture)细菌以便分析的。
Eggs are a good resource of cholesterol for the formation of crystalline fat; and also contain substances useful to cell growth as the egg is a growing or "alive" pre-formation state of being.
鸡蛋是形成水晶脂肪的胆固醇的好来源，也含有对细胞生长有用的物质，因为鸡蛋是一种正在生长的或“活的”形成前状态。
In one way or another all these various regulatory substances intervene and exert recognizable effects upon the overall course of plant growth and development.
所有这些不同的调节物质以这种或那种方式参与植物生长发育的全过程。
UV-B great influenced the growth of yeast, and different changes of many kinds of physiological substances contents had appeared.
说明UV - B照射对酵母生长产生较大影响，多种生理活性物质的含量出现不同变化。
Microbes that penetrate the Body's natural Barriers encounter substances (such as interferon) that inhibit their growth or reproduction.
穿透身体自然障碍的微生物会遭遇到抑制其生长与繁殖的物质（例如干扰素）。
Respiratory rate and ethylene evolution and the levels of endogenous growth regulating substances were determined before and after harvest during the period of senescence of cantaloupes.
本文对麻醉瓜采收前后及衰老期间的呼吸强度、乙烯生成及内源生长调节物质作了测定。
An organism, such as a strain of bacteria, that has lost the ability to synthesize certain substances required for its growth and metabolism as the result of mutational changes.
一种有机体，如细菌菌株，因某种突变的结果而失去合成某种生长及代谢所需物质的能力。
The results showed that the chemical substances in straw extracts inhibited the growth and reproduction of Microcystis aeruginosa.
研究表明，稻秆浸出液中含有的化学物质抑制了铜绿微囊藻的生长繁殖。
They said spices contain substances that kill or slow the growth of dangerous bacteria in food.
他们说，香料中含有一些物质可以杀死或者减缓食物中有害细菌的生长。
This article presented the contents of the main components of colostrum from various sources, which indicate that the cow's colostrum contains many bio active substances and various growth factors.
给出了牛初乳的主要成分含量。这些数据表明，牛初乳中含有多种生物活性物质和生长因子。
So applying growth regulating substances in the culture of Flammulina velutipes is safe.
因此，在金针菇栽培中使用生长调节物质是安全的。
A variety of extracellular stimulating factors plays a significant role on the migration of VSMC, such as vasoactive substances, growth factors and extracellular matrix.
多种细胞因子对血管平滑肌细胞的迁移有明显作用，如血管活性物质、生长因子和细胞外基质等。
Plants can release chemical substances which can affect the growth of other plants. This is the phenomenon of allelopathy among the plants.
植物能向环境中释放化学物质对另一植物产生影响，这就是植物间的相生相克现象。
Onions, garlic and other pungent vegetables contain a large number of chemical substances that can inhibit growth of cancer cells.
葱、大蒜等刺激性蔬菜，含有大量抑制癌生长的化学物质。
The eutrophication in water body causes rapid growth of algae. Algae and their excreted substances bring about some problems in drinking water treatment.
水体富营养化导致藻类的大量繁殖，从而藻类及其分泌物质会影响饮用水质量。
But this was only possible when they were mixed with certain active substances such as anticancer drugs or growth hormones.
但是这仅仅是在它们同活性的物质如药物或者激素，混合时才能够实现。
The biological significance of growth-inhibiting substances is also discussed.
本文对生长抑制物质的生物学意义也进行了讨论。
Intravenous and food nutrition (vitamins neurotrophic substances and amino acids, etc. ) B vitamins can promote the digestion of food and protein, fat absorption, promote nerve growth.
静脉补充营养（神策划养精神及氨基酸等），B 族维生素能促进食物的消化及蛋白质、脂肪的吸取利用， 促进神经生长。
Proteins, vitamins, inorganic salt, calcium, ferrum and various mineral substances contained in the nutritional supplement food are good nutritional sources for the growth of the infants.
其中所含的蛋白质、维生素、无机盐、钙、铁及多种矿物质，是婴儿生长的良好营养来源。
Recently, several peptidal plant growth regulating substances were isolated.
最近 ，已从植物中分离出多种肽性植物生长调节因子。
Recently, several peptidal plant growth regulating substances were isolated.
最近 ，已从植物中分离出多种肽性植物生长调节因子。
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