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豆科牧草

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It is an application course that is to study the resource status and growth of forage crop, the relation between entironment and cultivation condition, the biology characteristic and the application importance of bird's-foot, gramineous grass, otherfeed species and variety, and fertility technology including soil tilth, cultivation technique, planting method and so on.

本学科内容是研究牧草饲料作物的资源状况及其开发利用途径,生长发育特性及其与环境条件和栽培条件的关系,土壤耕作、栽培措施和牧草特殊种植方法等农艺丰产技术,生产流程中各个环节的经营管理与降低成本和增产增效的关系,豆科牧草、禾本科牧草及其他种类饲料作物种和品种的生物学特性及其应用特性和价值。

Persistence of grazing mixed pasture has been a key issue in environment conservation and sustainable utilizing of resources in karst region. Under moderate grazing with Corriedale sheep, the productivity and botanical composition of Trifolium pratense mixtures were studied over a 20-year period in karst region of southwest China. Four mixtures consisted of Trifolium pr...

用考力代绵羊轮牧,在牧前和牧后草地现存量(干物质,DM,drymatter)分别为1800~2500(草层高15~18cm)和900~1200kg·hm-2(草层高3~5cm)的适度放牧利用条件下,对亚热带最常见的豆科牧草红三叶与禾本科牧草的两两混播草地的群落生产力和持久性开展长期研究。20年的结果表明:适度放牧利用下,群落地上总生物量长期稳定,各组合间差异不显著,总盖度20a后仍高达97%以上;适度放牧有利于牧草的生产力持久性,红三叶、鸭茅、多年生黑麦草和黑穗画眉草都在群落中长期存在;群落净产量和持久性是尺度依赖的,群落长期净生产力以红三叶+鸭茅的最高(DM产量353.3g·m-2·a-1)(P.05),对杂草侵入的抵抗力最强,而前10a红三叶+多年生黑麦草有很高的净生产力DM产量449.8g·m-2·a。。。

The results indicated that the concentration of N and Ca in legume forages were greater than that of grass forages.

结果表明,豆科牧草氮和钙的浓度显著高于禾本科牧草。

Legumes, including Astragalus sinicus, Onobrychis viciaefolia, Lotus corniculatus, Coronilla varia, Melilotus officinalis and Medicago sativa, which were abundant in secondary metabolites, were used as raw materials to study the proper procedure for making full use of the total flavoniod and increase its economic additional value.

甘肃农业大学,草业科学,2008年,博士苜蓿、小冠花、百脉根、红豆草、鹰嘴紫云英、白三叶、黄花草木樨等优质豆科牧草含有丰富的次生代谢产物。本文以这几种豆科牧草为试验材料,对其总黄酮和总皂苷的积累规律进行了研究。

Expounded the biotic ecotype and nutrient analyses of cultivated leguminous grasses in Keeqin Meadow, scientific basis is provided for leguminous grasses' cultivatting widely and gilled s owing to build a good quality and high output grnssland.

本文着重对科尔沁草地适宜栽培的主要豆科牧草的生物生态学特性和饲用特性进行了阐述与评价,并对主要豆科牧草营养成分做了分析,为科尔沁草地大面积栽培及补播豆科牧草,建立高产优质人工草地,利用豆科牧草资源提供科学依据。

It was very important to take the corresponding fertilization methods according to different forages, because of different characteristics among gramineous grass, leguminous grass and mixed grasses.

提出了禾本科牧草、豆科牧草及混播牧草特点各异,针对不同的牧草采取相应的施肥方法具有十分重要的意义。

Quality forage has much higher content of protein and lysine than conventional one. Generally, the content of protein in the gramineous is ranged from 13 percent to 15 percent and from 18 percent to 24 percent in the legume.

牧草蛋白质含量和赖氨酸含量都比秸秆等传统饲料高,一般禾本科干草的蛋白质含量为13%~15%,豆科牧草为18%~24%,并且牧草中所含的蛋白质更容易被家畜消化吸收。

Quality forage has much higher content of protein and lysine than conventional one. Generally the content of protein in the gramineous is ranged from 13 percent to 15 percent and from 18 percent to 24 percent in the legume.

牧草蛋白质含量和赖氨酸含量都比秸秆等传统饲料高,一般禾本科千草的蛋白质含量为13%~15%,豆科牧草为18%~24%,并且牧草中所含的蛋白质更容易被家畜消化吸收。

This article summarizes the researching evolu tion of the wild forage grass of leguminosae from both home and abroad, making a preliminary analysis of the issues on how to make use of it for comprehensive d evelopment and utilizations

摘 要:在对国内外野生豆类牧草研究进展进行综述的基础上,对我国豆科牧草的划分、营养价值等进行论述,初步分析了如何利用野生豆类牧草搞好综合开发利用的问题

The 0-40cm soil layer soil mean value looked that mixes by the interlacing broadcasts the lawn soil ulmin, the alkaline hydrolysis nitrogen content to be highest; The fast-acting phosphorus, the fast-acting potassium are highest by the unicast awnless brome lawn content; The colleague mixes broadcasts lawn pH to be biggest.

无芒雀麦对土壤要求不严,耐贫瘠、严寒,耐碱性也较强,需氮较多,适宜与紫花苜蓿、沙打旺、野豌豆、百脉根、红三叶等豆科牧草混播,借助豆科牧草固氮作用,促进无芒雀麦良好生长[4]。本实验就是无芒雀麦单播草地和与紫花苜蓿混播草地对土壤理化性质的影响进行比较。

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推荐网络例句

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气,收缩臀部肌肉;拱起身体,尽量抬起头来,右腿伸直朝向天花板(膝微屈,以避免肌肉紧张)。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化,但却比去年同期高8%。

However, to get a true quote, you will need to provide detailed personal and financial information.

然而,要让一个真正的引用,你需要提供详细的个人和财务信息。