英语释义

1. a material used to top-dress soil

片语

topdressing stage追施时期

topdressing period追肥期

topdressing method追肥法

topdressing times时期追肥

nitrogen topdressing追施氮肥

Topdressing Model追肥模型

topdressing nitrogen追施氮素

topdressing urea追施尿素

topdressing amount追氮量

英汉例句

• according to the growth characteristics of tobacco in guizhou, a formula of topdressing for tobacco, production technology and economic benefit are presented in this article.

  根据我省烤烟生长的特点，开发了烤烟追肥的配方，介绍了追肥的生产工艺及经济效益．。

• the effects of different proportion of basal nitrogen and topdressing nitrogen on grain quality and yield of strong gluten wheat variety jinan 17 are studied in the article.

  研究了氮肥不同底追比例对强筋小麦品种济南17籽粒品质和产量的影响。

• the stretch area, the bread volume and bread score under b2 and b3 (increase topdressing nitrogen) was significant higher that that in b1 (no topdressing nitrogen).

  b2和b3（增加追施氮肥）的拉伸度、拉伸面积、面包体积和面包评分均显着优于b1（未追施氮肥）。

• sieved sand consistent with construction sand for topdressing and repair works.

  覆沙和修补需要筛过的沙子。

• the result indicated that, under the base fertilizer and the topdressing same condition, the variety grain yield and quality difference was remarkable.

  结果表明，在底肥和追肥相同的条件下，品种间产量和品质差异显着。

• cuttings topdressing can be carried out with water, can also be used phosphate: potassium hydrogen plus a foliar application of urea.

  扦插苗追肥可结合浇水进行，也可用磷酸：氢钾加尿素进行叶面喷施。

• effects of nitrogen fertilizer rate and ratio of base and topdressing on yield of wheat, content of soil nitrate and nitrogen balance;

  研究了高产麦田中施氮量和底追比例对冬小麦籽粒产量、土壤硝态氮含量和氮素平衡的影响。

• sand also provides a firmer, less muddy surface underfoot, while aiding growth, as long as proper aeration and topdressing are part of your maintenance plan.

  沙还提供了一个坚实，不泥泞的地表脚下，而协助的增长，只要适当的曝气和追肥是你的维护计划的一部分。

• compared with n60, topdressing n treatments at different stages enhanced n content in soybean leaves.

  与n60相比，各追肥处理均提高了追肥后各生育期叶片含氮量。

• compared with one topdressing, two topdressing and one deep application with control fertilizer made chloroplast become a more integrated membrane system.

  与一次追肥相比，二次追肥和控释一次深施的施氮方法更能使叶绿体呈现一个完整的膜系统结构。

• basal fertilization plus optimized topdressing based on soil mineral-nitrogen test was a promising way to increase n fertilizer utilization and reduce n loss.

  而在基肥的基础上，根据土壤无机氮测试推荐追肥可以提高氮肥利用率，减少氮损失。

• the gliadin and total protein content increased with increasing of the ratio of base to topdressing nitrogen.

  醇溶蛋白和总蛋白含量随追氮比例的增加而逐步提高。

• topdressing phosphate fertilizer, the organic quantity of three-year locust can increase 29.8%.

  追施磷肥可使三年生刺槐薪炭林生物量增加29.8％；

• at the condition of using 2,4-d butyl, the control effect of different density of highland-barley and topdressing to broad-leaf weeds are studied.

  对青海农牧交错地区青稞田在施用2 ，4-d丁酯除草剂的基础上，通过调整作物的种植密度、追施化学肥料等生态调控措施来提高对阔叶杂草的防效。

• no3n pollution of the shallow groundwater was observed 40 days after seedling emergence, suggesting that reducing n topdressing rates can decrease no3n pollution.

  生育至40天时，出现浅层地下水的no3-n污染，说明减少追肥用量可减少污染。

• treatment c was the best for smoking test, and aroma quantity, physiological strength and irritancy were increased with the increment of the topdressing proportion.

  评吸结果以c处理最好，随着追肥比例增加烟叶的香气量、劲头、刺激性都有所增加。

• the result indicated that, under the same base fertilization, increases topdressing nitrogen to certain extent could significantly increase grain yield.

  结果表明，在底肥相同的条件下，在一定范围内增加追施氮肥，产量显着提高。

• tear off the rhetorical topdressing from his speech and you find there's very little solid content.

  去掉他演讲中华丽的词藻，你会发现其中没什么实在内容。

• field experiments were conducted to study cotton nitrogen diagnosis and topdressing recommendation by measuring cotton tissue no 3 - concentration with reflectoquant .

  应用反射仪测定棉株叶组织硝态氮含量，研究了硝态氮作为棉花氮营养诊断和追肥推荐指标的可行性。

• an automatic topdressing system was designed on the base of the principle of hydrokinetics using energy of static pressure for pipe irrigation and the feature of venturi pipe in solar greenhouse.

  依据流体动力学原理，利用日光温室管网灌溉的静压能和文丘里管的特性，设计出在日光温室正常灌溉情况下的自动施肥系统。

• delaying topdressing nitrogen could evidently improve protein and gluten content, but it was disadvantageous to yield formation.

  延迟追氮时期可使籽粒蛋白质含量和干、湿面筋含量有较大幅度地提高，但对产量形成不利。

• topdressing nitrogen treatment had no obvious effect to total nitrogen in soil, but it had a stronger effect to alkalined-nitrogen.

  追氮处理对土壤全氮没有明显的影响，但对土壤大麦堿解氮的影响比较大。

• the grain yield and protein content responded differently to the ratio of base to topdressing nitrogen.

  籽粒产量和蛋白质含量对底追比例的反应有一定差异。

• the nitrogen utilization efficiency were downtrend with the amount of topdressing increased.

  随着施氮量增加，追施氮肥的利用率明显下降。