养分的例句大全

The pond is quite small but can support many aquatic plants and fish.

池塘虽小，但能为许多水生植物和鱼类提供足够的养分。

Can plants obtain adequate nourishment from such poor soil?

土壤这样贫瘠，植物能获得足够的养分吗？

Much of the goodness in food may be lost in cooking.

食物在烹调中可能失去许多养分.

Tropical forests are characterized by a rapid turnover of nutrients.

热带森林的特点是养分周转快.

Green house operators have considerable opportunity for precise manipulation of nutrients.

温室管理员有很多机会来准确控制养分.

Work in a balanced fertiliser before planting.

种植前加入养分均衡的肥料。

Most of the micronutrients will be found as contaminants in other fertilizers.

大多数微量养分,经常是肥料的污染物.

Work in a balanced fertilizer before planting.

种植前加入养分均衡的肥料。

Animals and man cannot make food from air, water and sunlight.

动物和人类不能够从空气 、 水和阳光里得到养分.

He ventured that plants draw part of their nourishment from the air.

他大胆提出植物从空气中吸收部分养分的观点。

The materials supply macronutrients are listed in table 7-2 and 7-3.

作为供给大量养分的物质被列入表7-2和表7-3.

The aggregates, composed of the primary particles, retain sufficient water and nutrients.

由原颗粒组成的团聚体要能保持充分的水分和养分.

Plant sucks from the soil.

植物从土壤中吸取养分.

The crop and the way it is used determine the nutrients removed.

作物种类及其利用方式决定着养分耗失的数量.

Plants get the nutrition from the soil in which they grow.

植物从它们赖以生存的土壤中吸收养分.

Field experiments about effect of nitrogen application combined with potassium on winter cabbage yield and soil nutrient in Lime concretion black soil district was conducted for three years.

通过多年田间试验研究甘蓝氮钾配施的增产效应和对砂姜黑土养分的影响。

However, in recent year, the production has to face the strong challenge from over-application of chemical fertilizers, diminishing crop return and low nutrient use efficiency.

但是，我国粮食生产正面临着化肥施用过量、增肥不增产、养分利用率低等问题。

On the Characteristic Parameters of Nutrient Cycling in Forest Ecosystem

森林生态系统养分循环特征参数研究

Comparison on nutrient cycling in different generation plantations of Chinese fir

不同栽植代数杉木林养分循环的比较研究

A Method for Study Nutrient Cycling and Recycling in Higher Plants

研究植物体内矿质养分循环的方法