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calciform相关的网络例句

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与 calciform 相关的网络例句 [注:此内容来源于网络,仅供参考]

The effect of azotobacter fertilizer on living activity, soil fertility, yield, total nutrient and crop quantity is studied at the different level of using nitrogen .in the calciform soil by the rape potted plant biology analogue experiment, in order that the best scope of valid applying azotobacter fertilizer is determined. It can offer theoretic basis for searching ways of biology controlling to high yields and qualities, optimization directions for products of special compound fertilizer and valid using.

本文通过油菜盆栽生物模拟试验,研究了在不同施氮水平下,石灰性土壤上固氮菌肥料对土壤微生物活性,养分以及油菜的生物产量、全量养分和品质的影响,旨在确定固氮菌肥料有效应用的最佳土壤氮素范围,为探求油菜作物高产优质的生物调控途径及专性生物复合肥的优化配比提供理论依据。

推荐网络例句

The reasons of iron ions content overproof in grade Ⅱ desalting water system,such as variation water quality,contamination of regenerant , operation adjustment of pretreatment system and switching operation of bed were discussed.

对二级脱盐水系统中铁离子含量超标的原因,如来水水质发生波动、再生剂受到污染、预处理系统操作调整、床体运行切换等进行了论述。

You were hired to drum up new business, so go and do it.

公司雇你招徕新业务,你就做你的事好了。

Who is in possession of this?

这是谁的?