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Discrimination of pure grassland species using NIR Hyperspectral Imaging

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(1)

Grassland – a European Resource?

Book of Abstracts

Edited by

Piotr Goliński

EGF 2012

Lublin Poland

(2)

14 Book of Abstracts, 24th General Meeting EGF 2012

for the other doses. In regrowth, there were also different models for N50 OLQHDUSODWHDX  N100 OLQHDU DQG1200 OLQHDUSODWHDX %LRPDVVDFFXPXODWLRQDVDIXQFWLRQRI3$5a pre-VHQWHGGLIIHUHQWPRGHOVGHSHQGLQJRQVZDUGFRQGLWLRQ HVWDEOLVKPHQWDQGUHJURZWK DQG N fertilization. Therefore, the accumulation of biomass can be estimated using parameters GHVFULELQJWKHWLPHHYROXWLRQRI/$,WKHDEVRUSWLRQHIILFLHQF\RI3$5DQGWKHORFDOUDWLR EHWZHHQWKHJOREDOVRODUUDGLDWLRQDQG3$5

1.1.04 Production of different forage leguminous shrubs growth in the Canary

Islands

Chinea E.1, *DUFtD&LXGDG$2, Mora J.L.3 and *DUFtD&ULDGR%2

1 Escuela 7pFQLFD 6XSHULRU de Ingeniería Agraria, 8QLYHUVLGDG de La Laguna,  La

Laguna, 6SDLQ

2 Instituto de Recursos 1DWXUDOHV y Agrobiología ,51$6$-&6,& Apdo. ,  6DOD

manca, 6SDLQ

Departamento de Agricultura y Economía Agraria. 8QLYHUVLGDG de =DUDJR]D, 

=DUDJR]D, 6SDLQ

Corresponding author: echinea@ull.es

)RXUVSHFLHVRIOHJXPLQRXVVKUXEVHQGHPLFWRWKH&DQDU\,VODQGV 6SDLQ ±Chamaecytisus pal

mensis WDJDVDVWH 7HOLQH canariensis, 7HOLQH osyrioides sericea and 7HOLQH osyrioides osyrioides

±ZHUHHYDOXDWHGIURPWRDVDVRXUFHRIIRUDJH3ODQWVXUYLYDOHGLEOHJUHHQPDWWHU LQHGLEOHPDWWHUIUDFWLRQ (*0,0 DQGSURGXFWLRQRIHGLEOHGU\PDWWHU ('0 ZHUHHYDOXDWHG DWWKUHHFXWWLQJKHLJKWV FPDERYHJURXQGOHYHO 6DPSOHVZHUHWDNHQDQQXDOO\GXULQJ WKHVHWHQ\HDUV6LJQLILFDQWVWDWLVWLFDOGLIIHUHQFHVUHODWHGWR('0SURGXFWLRQ P ZHUH REVHUYHGDPRQJDOOVSHFLHVH[FHSWEHWZHHQ7. o. osyrioides and 7. canariensis. The highest production was found in C. palmensis: 2.28, 4.64, 4.02 Mg EDM ha–1 per year for each cutting KHLJKW DQGFPUHVSHFWLYHO\ (*0,0UDWLRVKRZHGVLJQLILFDQWORZHUYDOXHVIRUC.

palmensis  UHODWHGWRWKHWKUHH7HOLQHVSHFLHV IURPWR 

1.1.05 Biomass production and forage quality in multispecies swards

&ROOLQV53Coverdale E. and Vale J.

,%(56$EHU\VWZ\WK8QLYHUVLW\3ODV*RJHUGGDQ$EHU\VWZ\WK6<(%8.

&RUUHVSRQGLQJDXWKRUUSF#DEHUDFXN

0XOWLVSHFLHVPL[WXUHVRIOHJXPHVDQGJUDVVHVRIIHUSRWHQWLDODGYDQWDJHVRYHUWKHSHUHQ-QLDOU\HJUDVVPRQRFXOWXUHVDQGELQDU\ZKLWHFORYHUSHUHQQLDOU\HJUDVVPL[WXUHVXVXDOO\ sown in temperate pastures. These include greater productivity, increased resistance to XQVRZQVSHFLHVLQYDVLRQDQGLPSURYHGIRUDJHTXDOLW\$QH[SHULPHQWFRPSULVLQJHLJKW H[SHULPHQWDOFRPPXQLWLHVFRQWDLQLQJGLIIHUHQWSURSRUWLRQVRIELUGVIRRWWUHIRLO Lotus

corniculatus UHGFORYHU 7ULIROLXPSUDWHQVH DKLJKVXJDUSHUHQQLDOU\HJUDVV Lolium

perenne DQGWLPRWK\ Phleum pratense ZDVHVWDEOLVKHGDQGUHVXOWVDUHSUHVHQWHGIURP

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Grassland – a European Resource? 15

1.1.06 Effect of grass species and ploidy on clover content in grass-clover mixtures

Cougnon M.1, Baert J.2, Van Waes C.2 and 5HKHXO'1

1 Department of Plant Production, Ghent 8QLYHUVLW\, Belgium

2 Institute for Agricultural and Fisheries Research ,/92 Belgium

Corresponding author: mathias.cougnon@ugent.be

7DOOIHVFXH Festuca arundinacea6FKUHE LVRILQFUHDVLQJLQWHUHVWLQ:HVWHUQ(XURSHPDLQO\ because of its good drought resistance. Agronomic data on this species are relatively scarce DQGOLWWOHLVNQRZQDERXWWKHFRPSDWLELOLW\RIWDOOIHVFXHZLWKFORYHU:HHVWDEOLVKHGILHOG WULDOVLQWRFRPSDUHWKH\LHOGERWDQLFDOFRPSRVLWLRQIHHGLQJYDOXHDQG1IL[DWLRQRI different grass species associated with clover. A first trial compared tall fescue, diploid SHUHQQLDOU\HJUDVV Lolium perenne/ DQGWHWUDSORLGSHUHQQLDOU\HJUDVVVRZQZLWKZKLWH FORYHU 7ULIROLXP repens/ $VHFRQGWULDOFRPSDUHGWDOOIHVFXHGLSORLG,WDOLDQU\HJUDVV Lolium multiflorum/ DQGWHWUDSORLG,WDOLDQU\HJUDVVVRZQZLWKUHGFORYHU 7ULIROLXP

pratense/ ,QDOOSORWVFXWVZHUHWDNHQLQERWKDQGDQGWKH\LHOGERWDQLFDO

composition, nitrogen content and digestibility of the harvested material were determined. Preliminary conclusions show no effect of grass species on white clover content in the PL[WXUHV5HGFORYHUFRQWHQWLQWXUQZDVFRQVLVWHQWO\KLJKHULQFRPELQDWLRQZLWKWDOOIHVFXH than with Italian ryegrass.

1.1.07 Discrimination of pure species of grassland species using

Hyperspectral Imaging NIR

Dale L.M.1,2,3, Bogdan A.1, Pacurar F.1, Fernández Pierna J.A.3, .D\RND0XNHQGL13, 5R-tar I.1, Théwis A.2, Beaten V.3

1 Department of Grassland and Forage Crops, 8QLYHUVLW\ of Agricultural 6FLHQFH and Medi

cine 9HWHULQDU\, &OXM 1DSRFD, -, Calea 0DQDúWXU,  &OXM, Romania

2 Animal 6FLHQFH 8QLW, Gembloux Agro-Bio 7HFK, 8QLYHUVLW\ of /LqJH, 2, Passage des 'p

SRUWpV,  Gembloux, Belgium

Walloon Agricultural Research Center, 9DORULVDWLRQ of Agricultural Products Department,

24 &KDXVVpH de 1DPXU,  Gembloux, Belgium

Corresponding author: dale_lm@yahoo.com

7KHREMHFWLYHRIWKLVVWXG\ZDVWRGLVFULPLQDWHE\K\SHUVSHFWUDOLPDJLQJV\VWHP6:,5 ,P6SHFWRU1(GLIIHUHQWSXUHJUDVVODQGVSHFLHV Festuca rubra L., 7ULIROLXP repens L.,

Agrostis capillaris L., Hieracium aurantiacum L., Arnica montana/ LQWRJUDVVODQGVSHFLHV

PL[WXUHV$OOWKHVDPSOHVZHUHFROOHFWHGIURPQDWXUDOPHDGRZVRIWKH1DWLRQDO$SXVHQL3DUN $SXVHQL0RXQWDLQV*kUGDDUHD 5RPDQLD 7KHVDPSOHVZHUHDLUGULHGWKHQSUHSDUHGXVLQJ WKHSURWRFROIRU1,56DQDO\VLVDGDSWHGRQWKHVFDQQLQJOLQHDUV\VWHP)RULPDJHVDFTXLVLWLRQ WKH+\SHU3URSURJUDPZDVXVHG7KHQDPRGHOEXLOGXQGHU0DW/DE 3/6±'$ ZDVXVHG WRGLVFULPLQDWHSXUHVSHFLHVIURPWKHPL[WXUHVRIWZRRUWKUHHVSHFLHV7KLVDQDO\VLVZDV carried out in order to see, on images obtained previously from the floristic composition of H[SHULPHQWDOSDUFHOVLIWKHSXUHVSHFLHVDUHRUDUHQRWUHFRJQL]HGDFFRUGLQJWRWKHVSHFWUDO data base. More than 99% correct predictions for species discrimination were obtained. This VWXG\VKRXOGJXLGHXVWRYHULI\LIDWR[LFVSHFLHVLVSUHVHQWRUQRWLQQDWXUDOPHDGRZVXVHG

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