White clover regenerative ability under N fertilizing and grazing

Recently, ecological and economic factors in milk and meat production stimulate use of legumes and grass-legumes mixtures, with zero or minimum mineral N as alternative to grass monoculture with high rate of mineral N. Research objective was to examine the effect of N application (0-N0 and 150 kg ha...

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Main Authors: Josip Leto, Mladen Knežević, Marcela Andreata-Koren, Goran Perčulija, Marina Vranić, Hrvoje Kutnjak, Katarina Gambiroža
Format: Article
Language:English
Published: Croatian Dairy Union 2008-12-01
Series:Mljekarstvo
Subjects:
Online Access:http://hrcak.srce.hr/index.php?show=clanak&id_clanak_jezik=48500
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author Josip Leto
Mladen Knežević
Marcela Andreata-Koren
Goran Perčulija
Marina Vranić
Hrvoje Kutnjak
Katarina Gambiroža
author_facet Josip Leto
Mladen Knežević
Marcela Andreata-Koren
Goran Perčulija
Marina Vranić
Hrvoje Kutnjak
Katarina Gambiroža
author_sort Josip Leto
collection DOAJ
description Recently, ecological and economic factors in milk and meat production stimulate use of legumes and grass-legumes mixtures, with zero or minimum mineral N as alternative to grass monoculture with high rate of mineral N. Research objective was to examine the effect of N application (0-N0 and 150 kg ha-1 year-1-N150) and rotational grazing by cattle (C) and sheep (S) on white clover: growing points number, stolon lenght, stolon dry weight, dry matter yield and clover contribution to total annual herbage production. N150 significantly reduced the growing points number, stolon length and stolon dry weight for more than 70 % compared to N0. Grazing treatment affected stolon population density only in interaction with N application because of N150 significantly reduced white clover population density only in sheep grazing. S-treatment had higher clover DM yield (0.21 t ha-1) than C-treatment (0.13 t ha-1). N0 had higher clover DM yield (0.25 t ha-1) than N150 (0.09 t ha-1). However, the interaction grazing management x N rate was significant for clover DM yield and clover contribution to total DM yield. N150 reduced both parameters for 80 % only in sheep grazing while difference in DM yield and clover contribution to total DM yield between grazing treatment was recorded only in N0 Sheep grazing increased DM yield for 150 % and clover contribution for 99 % compared to cattle grazing.
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language English
publishDate 2008-12-01
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series Mljekarstvo
spelling doaj-art-c4d7c6abf58f4c109c2bf86f8e9f31942025-08-20T03:23:03ZengCroatian Dairy UnionMljekarstvo0026-704X1846-40252008-12-01584341355White clover regenerative ability under N fertilizing and grazingJosip LetoMladen KneževićMarcela Andreata-KorenGoran PerčulijaMarina VranićHrvoje KutnjakKatarina GambirožaRecently, ecological and economic factors in milk and meat production stimulate use of legumes and grass-legumes mixtures, with zero or minimum mineral N as alternative to grass monoculture with high rate of mineral N. Research objective was to examine the effect of N application (0-N0 and 150 kg ha-1 year-1-N150) and rotational grazing by cattle (C) and sheep (S) on white clover: growing points number, stolon lenght, stolon dry weight, dry matter yield and clover contribution to total annual herbage production. N150 significantly reduced the growing points number, stolon length and stolon dry weight for more than 70 % compared to N0. Grazing treatment affected stolon population density only in interaction with N application because of N150 significantly reduced white clover population density only in sheep grazing. S-treatment had higher clover DM yield (0.21 t ha-1) than C-treatment (0.13 t ha-1). N0 had higher clover DM yield (0.25 t ha-1) than N150 (0.09 t ha-1). However, the interaction grazing management x N rate was significant for clover DM yield and clover contribution to total DM yield. N150 reduced both parameters for 80 % only in sheep grazing while difference in DM yield and clover contribution to total DM yield between grazing treatment was recorded only in N0 Sheep grazing increased DM yield for 150 % and clover contribution for 99 % compared to cattle grazing.http://hrcak.srce.hr/index.php?show=clanak&id_clanak_jezik=48500forage productionwhite clovernitrogengrazingstolon
spellingShingle Josip Leto
Mladen Knežević
Marcela Andreata-Koren
Goran Perčulija
Marina Vranić
Hrvoje Kutnjak
Katarina Gambiroža
White clover regenerative ability under N fertilizing and grazing
Mljekarstvo
forage production
white clover
nitrogen
grazing
stolon
title White clover regenerative ability under N fertilizing and grazing
title_full White clover regenerative ability under N fertilizing and grazing
title_fullStr White clover regenerative ability under N fertilizing and grazing
title_full_unstemmed White clover regenerative ability under N fertilizing and grazing
title_short White clover regenerative ability under N fertilizing and grazing
title_sort white clover regenerative ability under n fertilizing and grazing
topic forage production
white clover
nitrogen
grazing
stolon
url http://hrcak.srce.hr/index.php?show=clanak&id_clanak_jezik=48500
work_keys_str_mv AT josipleto whitecloverregenerativeabilityundernfertilizingandgrazing
AT mladenknezevic whitecloverregenerativeabilityundernfertilizingandgrazing
AT marcelaandreatakoren whitecloverregenerativeabilityundernfertilizingandgrazing
AT goranperculija whitecloverregenerativeabilityundernfertilizingandgrazing
AT marinavranic whitecloverregenerativeabilityundernfertilizingandgrazing
AT hrvojekutnjak whitecloverregenerativeabilityundernfertilizingandgrazing
AT katarinagambiroza whitecloverregenerativeabilityundernfertilizingandgrazing