hay barn是什么意思

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Effects of Hay Quality on the Nutritional Value of Milk and Diet Formulation of Dairy Cow;

干草的营养价值及其对奶牛日粮组合效应的影响

Effects of chemical desiccant on hay modulation;

化学干燥剂对干草调制的影响

This article elaborates the significance of evaluating the hay s quality in the industry of animal husbandry and introduces the main evaluation systems of hay at home and abroad,and their comparison and analysis have been made.

本文论述了对干草进行品质评定的意义,介绍了国内外主要评定体系,并对这些评定体系作了分析与比较,探讨了影响干草品质评定的因素及干草评定体系在畜牧业生产中的应用前景。

Study on in vitro fermentation characteristics of alfalfa hay mixed with straw and their combined utilization;

苜蓿干草和秸秆组合体外发酵营养特性及其利用研究

Preliminary study on the factors affecting the protein contets of alfalfa hay;

影响苜蓿干草中蛋白质含量的因素研究

The influence of baling at high moisture on Alfalfa hay quality and composition;

高水分打捆贮藏对苜蓿干草营养价值和组成的影响

Drying characteristics and hay quality of Medicago sativa by different hay making methods;

不同调制方法紫花苜蓿干燥特性及干草质量的研究

Drying method is one of the important factors which decides hay quality.

干燥方法是决定干草质量的重要因素之一,不同的干燥方法调制的干草质量差异很大,这主要是由于不同的干燥方法牧草的干燥速度及营养物质损失不同所引起的。

Effects of different varieties and fertilizer rates on the production of forage Secale cereale:Ⅱ Effects on the hay quality of forage Secale cereale;

应用回归均匀设计构造试验方案,研究氮肥、磷肥、钾肥不同水平与组合对饲用黑麦干草质量的动态关系。

The results showed that,the hay yield of Pennisetum hydridum and Setaria sphacelata cv.

结果表明,在20个牧草品种中王草和非洲狗尾草,尤其是王草在各年各点的干草产量最高,与其它草的差异极显著(P(0。

Through experiment on the productive levels of several cultivated forages in high yielding period,perennial forages selected to be suitable to grow in the high fertility and water conditions in Hexi region were Silphium perfoliatum、Medicago sativa、Lotus corniculatus、Bromus inermis,hay yield reached 30 120,21 179,20 679 and 25 024 kg/hm~2 seperately;Crude protein yield reached 6 174.

通过对几种栽培饲草盛产期生产力水平试验,筛选出适宜河西地区高水肥条件下栽培的多年生饲草种类为松香草Silphium perfoliatum、紫花苜蓿Medicago sativa、百脉根Lotus corniculatus、无芒雀麦Bro-mus inermis,干草产量依次达到30 120、21 179、20 679和25 024 kg/hm2;粗蛋白产量分别达到6 174。

The phenology period, fresh yield, hay yield and seed yield of eleven cultivars of sorghum forage were studied at Caowo Village in Jingtai County (oasis irrigating area) in 2003.

以11个品种的高粱属牧草为研究对象,于2003年在景泰县草窝滩乡(代表绿洲灌区)对其进行了物候期、鲜草产量、干草产量、种子产量研究,结果表明:干草产量以甘露BMR最高,为42358。

A synchronization determination method for 20 kinds of elements in green hay including Li,B,Na,Al,Ca,V,Cr,Mn,Fe,Co,Ni,Cu,Zn,As,Sr,Mo,Ag,Cd,Ba and Pb was studied.

利用高压密闭微波化学工作站消解青干草样品,采用电感耦合等离子体质谱仪(ICP-MS)测定青干草中的主要元素;优化了微波消解样品前处理条件和仪器测定条件;标准曲线的线性范围为0~200。

Provide the reference for best hay making time at the first flowering season for local people s production activities.

本文以紫花苜蓿为试验材料,以三种处理,在天然晾晒的情况下,开展干草调制试验。