CN114747670A - 一种提高全株籽粒苋青贮品质的加工方法 - Google Patents

一种提高全株籽粒苋青贮品质的加工方法 Download PDF

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CN114747670A
CN114747670A CN202210440649.XA CN202210440649A CN114747670A CN 114747670 A CN114747670 A CN 114747670A CN 202210440649 A CN202210440649 A CN 202210440649A CN 114747670 A CN114747670 A CN 114747670A
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molasses
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张美艳
蔡明�
张艳
薛世明
匡崇义
刘彦培
杨文翠
袁赟
冉光富
李世平
钟绍丽
张博琰
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Yanshan Animal Husbandry Technology Popularization Work Station
YUNNAN VOCATIONAL AND TECHNICAL COLLEGE OF AGRICULTURE
YUNNAN ACADEME OF GRASSLAND AND ANIMAL SCIENCE
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YUNNAN VOCATIONAL AND TECHNICAL COLLEGE OF AGRICULTURE
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    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23KFODDER
    • A23K30/00Processes specially adapted for preservation of materials in order to produce animal feeding-stuffs
    • A23K30/10Processes specially adapted for preservation of materials in order to produce animal feeding-stuffs of green fodder
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23KFODDER
    • A23K10/00Animal feeding-stuffs
    • A23K10/30Animal feeding-stuffs from material of plant origin, e.g. roots, seeds or hay; from material of fungal origin, e.g. mushrooms
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23KFODDER
    • A23K10/00Animal feeding-stuffs
    • A23K10/30Animal feeding-stuffs from material of plant origin, e.g. roots, seeds or hay; from material of fungal origin, e.g. mushrooms
    • A23K10/33Animal feeding-stuffs from material of plant origin, e.g. roots, seeds or hay; from material of fungal origin, e.g. mushrooms from molasses
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23KFODDER
    • A23K30/00Processes specially adapted for preservation of materials in order to produce animal feeding-stuffs
    • A23K30/10Processes specially adapted for preservation of materials in order to produce animal feeding-stuffs of green fodder
    • A23K30/15Processes specially adapted for preservation of materials in order to produce animal feeding-stuffs of green fodder using chemicals or microorganisms for ensilaging

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Abstract

本发明公开了一种提高全株籽粒苋青贮品质的加工方法,包括如下步骤:选择籽粒苋鲜草全株作为青贮用材料;籽粒苋出苗后90~100天,籽粒苋生育期为成熟期;收割后用铡草机铡短,长度2~3cm;选择甘蔗糖蜜,添加量为籽粒苋鲜样重量的4~5%;采用装载机或履带式拖拉机等进行原料压实;采用青贮用薄膜将籽粒苋青贮料进行封口密封。本发明通过选用优质的籽粒苋鲜草全株作为青贮加工用材料,青贮时将鲜草铡短至2~3cm长度,甘蔗糖蜜添加量占要制作青贮籽粒苋鲜重的4~5%,分层均匀地将稀释好的糖蜜添加到铡短的籽粒苋鲜草中,可制作成功优质的全株籽粒苋青贮,为当地家畜饲养提供优质、可贮存的优质饲料。

Description

一种提高全株籽粒苋青贮品质的加工方法
技术领域
本发明涉及饲草青贮加工技术领域,具体为一种提高全株籽粒苋青贮品质的加工方法。
背景技术
籽粒苋起源于东南亚和中美洲的热带及亚热带地区,是苋科苋属一年生C4草本植物,别名千穗谷,叶宽大、直立,主茎粗壮,成熟期株高可达2~3m,茎顶有30~70cm的大花穗,通过风媒或虫媒传粉,兼具粮用和饲用功能。适应性强,营养价值和饲用价值高,猪、鸭、鹅、鸡和兔等喜食,还可喂鱼。在我国南北方均可种植,产量高,生长速度快。在云南滇中、滇东北地区具有良好的栽培历史。
籽粒苋具有产量高,营养价值高的优点。据测定,营养期籽粒苋全株粗蛋白含量高达23.81%,含水量达93%;成熟期籽粒苋全株粗蛋白含量达12.87~14.65%,含水量达83.5~88.7%,可溶性糖含量为4.32~4.48%。研究指出,籽粒苋籽实中的粗蛋白含量高达17.46%,高于小麦、水稻、玉米和高粱,含有9种必需氨基酸,其含量占氨基酸总量的44.9%。日粮中增加籽粒苋秸秆粉,可以增加肉鸡、肉鹅和猪的生长速度、重量和节约成本,因此籽粒苋的饲用潜力较大。籽粒苋可以青饲、也可以调制干草或制作成青贮饲料。
饲草青贮主要受到青贮原料的含水量、糖分及制作时的压实程度等因素的影响。通常情况下,高含水量,高粗蛋白的饲草青贮成功率较低。籽粒苋就属于营养价值高、且含水量和粗蛋白含量高的饲草,单一青贮时,青贮品质较差,不易成功,难以保存其本身丰富的营养成分。这严重制约了该优良饲草的种植推广,也影响了种植户的经济收入。甘蔗糖蜜是甘蔗制糖后的副产物,将该副产物充分利用起来,是保护生态环境和提高资源效率的有效途径之一。利用甘蔗糖蜜改善全株籽粒苋青贮品质,既有效保存了籽粒苋的营养品质,加快该优良饲草的推广应用,也使糖蜜得到了有效利用。
发明内容
针对以上问题,本发明提供了一种提高全株籽粒苋青贮品质的加工方法,利用甘蔗糖蜜改善全株籽粒苋青贮品质,既有效保存了籽粒苋的营养品质,加快该优良饲草的推广应用,也使糖蜜得到了有效利用。
根据本发明的一个目的,本发明提供一种提高全株籽粒苋青贮品质的加工方法,包括如下步骤:
S1,原料选择:
选择籽粒苋鲜草全株作为青贮用材料;
S2,收获时期的选择:
籽粒苋出苗后90~100天,籽粒苋生育期为成熟期;
S3,铡短:
收割后用铡草机铡短,长度2~3cm;
S4,糖蜜的添加:
选择甘蔗糖蜜,添加量为籽粒苋鲜样重量的4~5%;
S5,压实:
采用装载机或履带式拖拉机等进行原料压实;
S6,封口:
采用青贮用薄膜将籽粒苋青贮料密封。
进一步地,甘蔗糖蜜添加前,用自来水将糖蜜稀释,分层撒入铡短的籽粒苋鲜料中。
本发明的有益效果是:
本发明技术方案通过选用优质的籽粒苋鲜草全株作为青贮加工用材料,青贮时将鲜草铡短至2~3cm长度,甘蔗糖蜜添加量占要制作青贮籽粒苋鲜重的4~5%,分层均匀地将稀释好的糖蜜添加到铡短的籽粒苋鲜草中,可制作成功优质的全株籽粒苋青贮,为当地家畜饲养提供优质、可贮存的优质饲料。
具体实施方式
下面将结合本发明实施例,对本发明实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本发明一部分实施例,而不是全部的实施例。基于本发明中的实施例,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。
实施例1
一种提高全株籽粒苋青贮品质的加工方法,包括如下步骤:
1)原料选择:选择籽粒苋鲜草全株作为青贮用材料;
2)收获时期的选择:籽粒苋出苗后90~100天(生育期为成熟期);
3)铡短:收割后用铡草机铡短,长度2~3cm;
4)糖蜜的添加:选择甘蔗糖蜜,添加量为4~5%(籽粒苋鲜样的重量);
5)用自来水将糖蜜稀释,分层撒入铡短的籽粒苋鲜料中;
6)压实:采用装载机或履带式拖拉机等进行原料压实;
7)封口:采用青贮用薄膜将籽粒苋青贮料密封。
实施例2
籽粒苋全株添加不同糖蜜青贮60天的饲用品质对比:
表1籽粒苋全株添加不同糖蜜青贮60天的饲用品质
Figure BDA0003613860030000041
如表1所示,方差分析表明,添加不同比例糖蜜的籽粒苋全株青贮60天的饲用品质,除了酸性洗涤纤维(ADF)、粗灰分(Ash)差异不显著(P>0.05)之外,其余饲用价值指标均存在显著的差异(P<0.05)。其中,TM5(5%糖蜜)处理的粗蛋白含量较高,显著高于TM2(2%)、TM3(3%)和对照(不添加糖蜜)处理(P<0.05),但与TM4(4%)和TM6(6%)差异不显著(P>0.05)。TM4(4%)、TM5(5%)、TM(6%)的中性洗涤纤维(NDF)含量均显著低于对照处理、TM2和TM3处理(P<0.05),且TM4、TM5、TM6处理下的NDF差异不显著(P>0.05)。添加糖蜜的全株籽粒苋青贮pH均极显著低于对照处理(P<0.01),其中TM6处理下的pH最低,但与处理TM4和TM5处理间差异不显著(P>0.05)。TM5处理下的全氮含量最高,显著高于TM2、TM3和对照处理(P<0.05),但与TM4、TM6处理间差异不显著(P>0.05)。随着糖蜜添加量的增加,可溶性总糖存在增加趋势,添加糖蜜处理的籽粒苋青贮可溶性总糖含量显著高于对照处理(P<0.05),表明添加糖蜜后,籽粒苋青贮发酵底物浓度—可溶性碳水化合物浓度增加,更利于青贮发酵成功。综合可溶性蛋白质含量、中性洗涤纤维、pH、全氮含量和可溶性碳水化合物含量等指标,得出籽粒苋鲜样添加糖蜜4~5%,可获得优质的籽粒苋青贮。
试验得出,添加甘蔗糖蜜可有效增加全株籽粒苋的可溶性碳水化合物含量,增加其发酵底物浓度,提高其发酵效率,且快速降低籽粒苋青贮料的酸度(pH),较低的酸度十分利于其营养物质的长期保存。而籽粒苋单一青贮,其pH在5.76,酸度较高。通常情况下,制作好的青贮饲料pH>4.80,就表明青贮制作失败。感官测定,发现籽粒苋单一青贮的茎叶的结构保存较差甚至腐烂,失去原有的色泽,并带有较强的丁酸臭味。根据美国青贮饲料鉴定标准,青贮饲料pH小于4.2,为优等饲料。本试验中,TM4、TM5、TM6处理下的籽粒苋青贮品质较佳。表明添加糖蜜4~5%,可明显改善籽粒苋青贮品质。
本发明通过选用优质的籽粒苋鲜草全株作为青贮加工用材料,青贮时将鲜草铡短至2~3cm长度,甘蔗糖蜜添加量占要制作青贮籽粒苋鲜重的4~5%,分层均匀地将稀释好的糖蜜添加到铡短的籽粒苋鲜草中,可制作成功优质的全株籽粒苋青贮,为当地家畜饲养提供优质、可贮存的优质饲料。
最后应说明的是:以上各实施例仅用以说明本发明的技术方案,而非对其限制;尽管参照前述各实施例对本发明进行了详细的说明,本领域的普通技术人员应当理解:其依然可以对前述各实施例所记载的技术方案进行修改,或者对其中部分或者全部技术特征进行等同替换;而这些修改或者替换,并不使相应技术方案的本质脱离本发明各实施例技术方案的范围。

Claims (2)

1.一种提高全株籽粒苋青贮品质的加工方法,其特征在于,包括如下步骤:
S1,原料选择:
选择籽粒苋鲜草全株作为青贮用材料;
S2,收获时期的选择:
籽粒苋出苗后90~100天,籽粒苋生育期为成熟期;
S3,铡短:
收割后用铡草机铡短,长度2~3cm;
S4,糖蜜的添加:
选择甘蔗糖蜜,添加量为籽粒苋鲜样重量的4~5%;
S5,压实:
采用装载机或履带式拖拉机等进行原料压实;
S6,封口:
采用青贮用薄膜将籽粒苋青贮料密封。
2.根据权利要求1所述的提高全株籽粒苋青贮品质的加工方法,其特征在于,甘蔗糖蜜添加前,用自来水将糖蜜稀释,分层撒入铡短的籽粒苋鲜料中。
CN202210440649.XA 2022-04-25 2022-04-25 一种提高全株籽粒苋青贮品质的加工方法 Pending CN114747670A (zh)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2087208A (en) * 1980-05-09 1982-05-26 Wilson Holdings Kenneth Ltd Silage additive composition
WO1990011693A1 (en) * 1989-04-06 1990-10-18 Sockerbolaget Ab An ensilage agent and a process for its production
CN107373126A (zh) * 2016-05-16 2017-11-24 黄宗考 一种籽粒苋猪压块生物饲料及其制备方法
CN112369521A (zh) * 2020-11-18 2021-02-19 湖南天府生态农业有限公司 一种改善大围子猪肉质的饲料、生产方法及其使用方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2087208A (en) * 1980-05-09 1982-05-26 Wilson Holdings Kenneth Ltd Silage additive composition
WO1990011693A1 (en) * 1989-04-06 1990-10-18 Sockerbolaget Ab An ensilage agent and a process for its production
CN107373126A (zh) * 2016-05-16 2017-11-24 黄宗考 一种籽粒苋猪压块生物饲料及其制备方法
CN112369521A (zh) * 2020-11-18 2021-02-19 湖南天府生态农业有限公司 一种改善大围子猪肉质的饲料、生产方法及其使用方法

Non-Patent Citations (1)

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Title
陈东;李顺;曾宁波;穆麟;张志飞;叶志刚;: "不同添加剂对籽粒苋与油菜秸秆混合青贮品质的影响" *

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