Variations in and effects of harvesting year and ensiling date on qualities of grass and maize silages.

  • B. Butkutе doctor Lithuanian Institute of Agriculture

Abstract

The aim of the present work was to compare nutritive value of grass silage produced during 1998-2006 and maize silage produced during 2004-2006 and to estimate the effects of ensiling time and year on forage quality. Compared with grass silage quality variation, maize silage quality is less variable. According to average values of many quality indicators maize silage quality increased annually: starch, crude fat, metabolisable energy concentrations increased, whereas fibre contents declined. Average grass silage quality of each year varied inappreciably, but the silage fermentation quality improved annually. Grass silage was characterised by the best feeding value when produced until May 20, and later metabolisable energy, crude protein and organic matter digestibility declined until the period of June 21-25. Harvesting date also affected maize silage quality, but not so markedly.

References

1. Butkute B., Masauskene A. Yakistʹ trav'yanoho ta zlakovo-bobovoho sylosu ta vplyv tekhnolohiyi sylosuvannya na kharakterystyky brodinnya. Hrasoznavstvo v Yevropi, 7, 2002, s.112-113.
2. Butkute B., Paplauskene V. Zminy yakosti deyakykh lytovsʹkykh trav cherez chas stryzhky navesni. Hrasoznavstvo v Yevropi, 2004, 9, 909-911.
3. Crasta, O. R., Cox W. J., Cherney J. H. Faktory, shcho vplyvayutʹ na rozvytok yakosti kormiv kukurudzy v pivnichno-skhidniy chastyni SSHA. Ahronomichnyy zhurnal, 1997, 89, 251-256.
4. Herrmann A., Taube F. Kontsentratsiya azotu pry zrilosti. Pokaznyk statusu azotu v kormoviy kukurudzi. Ahronomichnyy zhurnal, 2005, 97, 201-210.
5. Lauer Dzh. Vplyv vehetatsiynoho periodu 2004 roku na yakistʹ sylosu. 2005, 4 s. www.soils.wisc.edu/extension/wfapmc/2005/pap/Lauer1.pdf
6. Rinne M., Nykänen A. Terminy pervynnoho zboru vrozhayu vplyvayutʹ na vrozhaynistʹ i pozhyvnu tsinnistʹ sumishey tymofiyivky ta konyushyny. Silʹsʹkohospodarsʹka ta kharchova nauka u Finlyandiyi, 2000, 9 (2), 121-134.
7. Wiersma D.W., Carter P.R., Albrecht K.A., Coors J.G. Stadiya molochnoyi liniyi yadra ta vrozhaynistʹ kormu kukurudzy, yakistʹ ta vmist sukhoyi rechovyny. Zhurnal vyrobnychoho silʹsʹkoho hospodarstva, 1993, 6, 94-99.
How to Cite
ButkutеB. (1). Variations in and effects of harvesting year and ensiling date on qualities of grass and maize silages. Feeds and Feed Production, (63), 112-118. Retrieved from https://fri-journal.com/index.php/journal/article/view/1129