Forage quality on family farms in Croatia corn silage quality on family farms

The aim of the applied research project: “Forage evaluation by NIR spectroscopy” was to monitor the nutritive value of grass silage, corn silage and hay on family farms in Croatia over 6-month feeding (from November 2003 to May 2004). In this paper the nutritive value of corn silage on 19 dairy fami...

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Main Authors: Marina Vranić, Mladen Knežević, Goran Perčulija, Darko Grbeša, Josip Leto, Krešimir Bošnjak, Ivana Rupić
Format: Article
Language:English
Published: Croatian Dairy Union 2004-06-01
Series:Mljekarstvo
Subjects:
Online Access:http://hrcak.srce.hr/index.php?show=clanak&id_clanak_jezik=3958
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author Marina Vranić
Mladen Knežević
Goran Perčulija
Darko Grbeša
Josip Leto
Krešimir Bošnjak
Ivana Rupić
author_facet Marina Vranić
Mladen Knežević
Goran Perčulija
Darko Grbeša
Josip Leto
Krešimir Bošnjak
Ivana Rupić
author_sort Marina Vranić
collection DOAJ
description The aim of the applied research project: “Forage evaluation by NIR spectroscopy” was to monitor the nutritive value of grass silage, corn silage and hay on family farms in Croatia over 6-month feeding (from November 2003 to May 2004). In this paper the nutritive value of corn silage on 19 dairy family farms from 5 counties was investigated. Extension service staff recommended dairy nutrition based on monthly silage analysis by NIRS instrument (Foss, Model 6500). Scottish calibration models had been applied and determined: dry matter corrected (DM), organic matter (OM) crude protein (CP), neutral detergent fiber (NDF), metabolizable energy (ME), pH value, fermented ME in ME (FME/ME), starch and digestibility of OM in DM (D-value). The results show high DM (391.78 g kg-1), starch (335.13 g kg-1ST) and NDF (425.33 g kg-1ST) content. In average the silage was stabile (pH 3.7), had suitable FME/ME content (0.81) and good digestibility (D-value 71.6%), but of low CP content (65.19 g kg-1). Statistically significant differences (P<0.05) were observed for DM, OM, CP, NDF, pH, starch and FME/ME.
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spelling doaj.art-74199a902f774bd2b41381ee115f3f6e2022-12-22T01:44:25ZengCroatian Dairy UnionMljekarstvo0026-704X1846-40252004-06-01543175186Forage quality on family farms in Croatia corn silage quality on family farmsMarina VranićMladen KneževićGoran PerčulijaDarko GrbešaJosip LetoKrešimir BošnjakIvana RupićThe aim of the applied research project: “Forage evaluation by NIR spectroscopy” was to monitor the nutritive value of grass silage, corn silage and hay on family farms in Croatia over 6-month feeding (from November 2003 to May 2004). In this paper the nutritive value of corn silage on 19 dairy family farms from 5 counties was investigated. Extension service staff recommended dairy nutrition based on monthly silage analysis by NIRS instrument (Foss, Model 6500). Scottish calibration models had been applied and determined: dry matter corrected (DM), organic matter (OM) crude protein (CP), neutral detergent fiber (NDF), metabolizable energy (ME), pH value, fermented ME in ME (FME/ME), starch and digestibility of OM in DM (D-value). The results show high DM (391.78 g kg-1), starch (335.13 g kg-1ST) and NDF (425.33 g kg-1ST) content. In average the silage was stabile (pH 3.7), had suitable FME/ME content (0.81) and good digestibility (D-value 71.6%), but of low CP content (65.19 g kg-1). Statistically significant differences (P<0.05) were observed for DM, OM, CP, NDF, pH, starch and FME/ME.http://hrcak.srce.hr/index.php?show=clanak&id_clanak_jezik=3958corn silageNIRSfamily farm
spellingShingle Marina Vranić
Mladen Knežević
Goran Perčulija
Darko Grbeša
Josip Leto
Krešimir Bošnjak
Ivana Rupić
Forage quality on family farms in Croatia corn silage quality on family farms
Mljekarstvo
corn silage
NIRS
family farm
title Forage quality on family farms in Croatia corn silage quality on family farms
title_full Forage quality on family farms in Croatia corn silage quality on family farms
title_fullStr Forage quality on family farms in Croatia corn silage quality on family farms
title_full_unstemmed Forage quality on family farms in Croatia corn silage quality on family farms
title_short Forage quality on family farms in Croatia corn silage quality on family farms
title_sort forage quality on family farms in croatia corn silage quality on family farms
topic corn silage
NIRS
family farm
url http://hrcak.srce.hr/index.php?show=clanak&id_clanak_jezik=3958
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