翡翠木生长地很慢,有可能在你大学毕业后继续伴你左右。
It grows slowly and has the potential to accompany you far beyond your college life.
本文用主成分分析的方法构造竞争指标并建立单木生长模型。
This paper forms competition index by means of principle elements analysis and sets up individual tree growth model.
即在标准地中采用随机或机械抽样方法选取样木,进行树干解析,获得样木生长过程;
In sample plots, sample trees are randomly or systematically selected and growing process is studied by stem analysis.
结果表明:该竞争指标对杉木人工林适用,所建立的单木生长模型符合精度要求,可用于预估林分生长。
Result shows, This competition index is suitable to Chinese fir man-made forest, and individual tree growth model accords with the demands of accuracy, it can be used to estimate growth of stands.
本文在对落叶松人工林进行立地分类和立地质量评价的基础上,建立了落叶松人工林的矩阵模型和单木生长模型。
Based on the site classification and site evaluation, the matrix models (size class model) and individual tree growth model was developed in this paper.
他生长在良好的家庭环境下,后院还有个木秋千。
He grew up in a well-appointed brick home with a wooden swing set in the backyard.
化石木清晰的生长轮表明当时气候具明显的季节性。
Fossil woods with distinct growth ring show that the climate has seasonal change obviously during that time.
“明开夜合木”是一种罕见的珍贵木料,它只生长在承德山区和避暑山庄内。
"Ming opening night Aiki" is a rare, precious wood, which only grows in the mountains and Summer Resort in Chengde.
木霉菌能产生抑制植物病原真菌生长与活力的抗菌物质,是理想的植物病害生物防治菌。
Their ability to produce antifungal compounds that limit growth and activity of plant pathogenic fungi make them ideal candidates for plant disease control.
振荡条件可以促进菌丝生长,有利于多糖水解酶的产生,其中以木聚糖酶的合成为主;
Shaking could promote the mycelium growth of the fungus and synthesis of cellulase and xylanase, among them xylanase is the master polysaccharide hydrolase.
木文采用固体培养基体外抑菌法,观察了水溶性壳聚糖对细菌生长的影响。
This paper observed the influence of water-soluble Chitosan on the growth of bacteria cultured in vitro with solid medium.
醋酸钙杂质的存在使木糖溶液介稳区变窄,晶体生长速率加快。
The metastable zone is narrowed, and the crystal growth rate is increased in the presence of calcium acetate as an impurity.
本项目前期研究表明,当木霉菌对水稻形成机遇性共生体后,其对水稻的生长和抗病性具有一定的提高作用。
The project preliminary studies shows that when Trichoderma and rice forming opportunistic symbionts, the growth and disease resistance of the rice has improved certainly.
然而,此次试验中微生物源木聚糖酶并没有影响生长性能,倒是这些水稻副产物和木聚糖酶对血液指标有微弱的影响。
However, microbial xylanase did not influence growth performance under the conditions of this experiment and there was minimal influence of rice coproducts or xylanase on blood characteristics.
目的研究敌敌畏降解菌木霉FM10的生长条件,为该菌的实际应用提供依据。
Objective: to investigate the growth condition of Trichoderma sp. FM10 that degrades dichlorvos and provide reference for its application.
本论文主要研究木聚糖酶与小麦联用替代玉米对宁都三黄鸡生长性能和的消化功能影响。
This study was mainly conducted to investigate wheat diet with xylanase substituting for corn on growth performance and digestion in NingDu chickens.
任木幼苗在石灰岩土和园土上生长比酸性红壤上好。
The seedling growth was better in limestone soil and garden soil than those in acid soil.
现在只有一个凹痕,作这些住宅的记认,地窖中的石头深深陷下,而草毒、木莓、覆盆子、榛树和黄栌树却一起在向阳的草地上生长;
Now only a dent in the earth marks the site of these dwellings, with buried cellar stones, and strawberries, raspberries, thimble-berries, hazel-bushes, and sumachs growing in the sunny sward there;
不同生长速率的样木间该二性状差异很小。
No significant difference was also found among tree types with different growth rate for specific gravity and tracheid length.
采用离子束对哈茨木霉进行注入并筛选出H-13菌株,该菌株发酵液含有对水稻生长有显著促进作用的物质;
The muttagenic H-13 strain which was injected by ionic beam and screened from Trichoderma hamzlaiarum, can promote the growth of rice remarkably.
谷物饲料中存在的木聚糖是阻碍营养物质消化的主要抗营养因子之一,它使饲料消化利用率大大降低,阻碍畜禽的生长发育。
The xylan existing in grain feed is a major kind of anti-nutritional factors, it can reduce feed digestibility significantly and hinder the growth of livestock and poultry.
丝光树是一种可在种植园(大农场)生长的高产量速生材,是制取高级纸时阔叶木纤维最有希望的代用品。
Mimosa is a fast-growing perennial plant that can be grown on plantations at high yield for mimosa to be a viable substitute for hardwood fibers in fine paper manufacturing.
由此看来,木素酸钠可能是一种促进生根的植物生长素。
It seems that sodium lignate could be used as a kind of auxin for rooting success.
这里生长着古老的桃金娘树、本地种属的泪柏,还有稀有的白木。
Here, ancient myrtle, endemic huon pines and rare whitey wood grow.
人工经济林枣木基本密度、核桃木材纤维长度可以通过生长轮年龄来预测,且预测效果显著。
Basic density of Common Jujube and fiber length of English Walnut could be predicted, and the results were significant.
林分平均木胸径总、平均和连年生长量最好。
The total, average and current annual increment of breast diameter of stand average stem are best.
木霉作为一种新的微生物肥料开发菌,其遗传学特性不稳定,促生长机制尚不明确。
SPP, as a new useful fungus of microorganism manure, its genetic peculiarity isn't stability, the mechanism of promoting plant growth isn't clear.
木霉作为一种新的微生物肥料开发菌,其遗传学特性不稳定,促生长机制尚不明确。
SPP, as a new useful fungus of microorganism manure, its genetic peculiarity isn't stability, the mechanism of promoting plant growth isn't clear.
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