step index是什么意思

网络释义

用法例句

The results showed that the growth indexes of wheat seedlings on root length, volume, fresh weight, dry weight, and plant height, leaf number, leaf area, leaf damage area, leaf fresh weight and leaf dry weight with low calcium treatment were obviously reduced than wheat seedlings in control under UV-B stress.

结果表明,在紫外辐射胁迫下,低钙水平小麦的根长,根体积,根鲜重、干重,根数,苗高,叶面积,伤害面积,叶鲜重、干重等生长指标均明显低于对照植株。

The differences of growth indexes were compared under various sowing methods and densities of the introduced B.

)是农业部948项目"旱生灌草植物资源的引进及开发利用"的引进草种之一,为了合理开发和利用它,本实验采用田间实验对比设计方法,研究不同播种方式和播种密度对其生长指标的影响;利用方差分析,确定了引进美国无芒雀麦的合理播种方式和播种密度。

The effects of different high temperature stress on growth index in cucumber seedlings(Cucumis sativus L.

以津春4号(耐热)与中农12号(热敏感)黄瓜幼苗为试材,研究了其在不同程度高温胁迫下的生长指标变化。

The results show that relative growth yield,similar to relative growth rate,has better repetition than other growth indexes,and is easier to test the difference between treatments and the trends of plant negative growth,but relative growth yield is easier to calculate and more logical in numerical val.

介绍了一种新的植物生长指标及其测定方法,并以盐处理两种耐盐性不同的植物所得到的结果为例说明了这种生长指标的优点和局限性。

A new growth index is put forward with the introduction to a strictly monotone increasing function other than the logarithm to this function.

引进一类严格单调增函数,不对此函数取对数,提出一种新的增长指标。

A more accurate growth index is introduced to entire Dirichlet series of(R)-order infinite on the basis of type function,the growth of this kind of series is investigated,and the relation between the coefficient and exponent of entire Dirichlet series of(R)-order infinite and the index is estimated under weaker coefficient conditions.

利用型函数对无穷(R)级整Dirichlet级数引入更精确的增长指标。

A new growth index is put forward by the introduction of a strictly monotone increasing function.

通过引进一类严格单调增函数和新的增长指标,得到了全平面上B-值Dirichlet级数表示的整函数的增长指标与其系数之间的关系。

GROWTH ANALYSIS AND AGE INDICATOR DETERMINATION OF STRIPED HAMSTER

黑线仓鼠的生长指标分析与年龄指标确定

Influence of DA-6 on physiological and growth targets of peanut under drought stress

DA-6对干旱胁迫下花生生理及生长指标的影响

A Study of Relationship among Aboveground Factors of Dendrocalamopsis beecheyana var. pubescens (P. F. Li) Keng f

大头典竹地上部分生长指标与生物量关系研究

Effects of Crowding Stress on Growth and Physiological Parameters of Common Carp (Cyprinus Carpio L.);

拥挤胁迫对鲤生长和生理指标的影响

Effects of LJAMCE on Growth Performance and Biochemical Parameters in Serum of Finishing Pigs

LJAMCE对猪生长性能与生化指标的影响

Physiological Responses of Solanum nigrum L. Seedlings to Cadmium Stress

镉对龙葵幼苗生长和生理指标的影响

Prelimimary Studies on the Relationships between Growth Performance and Blood Biochemical Indices of Tilapia Oreochromis Aureus;

评价水产动物生长性能的生理生化指标和分子生物学指标

Study on Eutrophication Assessment of Changjiang Estuary Area and the Selection of Bio-indicators;

长江口富营养化评价方法及生物指示指标研究

Effect of Heat Stress on Physiological and Biochemical Responses of Pigs;

温热环境对生长猪生理生化指标的影响

The Effects of Dietary Chlorine on Performance and Blood Biochemical Indices in Growing Ducks;

氯对生长蛋鸭生产性能及血液生化指标的影响

Effect of the Level of Vitamin A on Growth and Biochemical Indexes of Growing Layer Ducks

维生素A对笼养育成蛋鸭生长及生化指标的影响

Effects of Levels of Zn in Ration on Production and Biochemical Parameters for Cage-rearing Laying Ducks;

锌水平对笼养育成蛋鸭生长及生化指标的影响

The Effects of Starvation on Growth and Some Physiological Indexes in the Shrimp Macrobrachium Nipponense;

继饥饿对日本沼虾生长和部分生理指标的影响

Effects of Dietary Phosphorus on Growth Performance and Tissue Biochemical Index of Juvenile Black Seabream (Sparus Macrocephalus);

饲料磷对黑鲷幼鱼生长和组织生化指标的影响

The Effect of Low Temperature and Selenium on Growth and Biochemical Indexes of Breeding Ducks in Cage;

低温和硒对笼养蛋雏鸭生长及生化指标的影响

Analysis between Growth and Physiological Markers of Triploid Populus Tomentosa Carr. Clones in Seedling Stage;

三倍体毛白杨无性系苗期生长及生理指标分析

Effects of Cadmium Salt on Physiological Index of Rice Seedling

镉盐胁迫对水稻幼苗生长及生理指标的影响

Effect of Fertilization on Leaf Growth and Biochemical Indexes of Lycoris radiata

施肥对石蒜叶片生长及生化指标的影响