enviado 23-09-2002 01:36         

EL CULTIVO DE LA PERA
http://www.infoagro.com/frutas/frutas_tradicionales/peras.asp
Diseases of Pear (Pyrus communis L.)
http://www.apsnet.org/online/common/names/pear.asp
Effect of nitrogen supply on rooting of pear (Pyrus communis L.) cv. Conference microcuttings
http://www.istea.bo.cnr.it/abstracts/abs015.html
PEAR: Pyrus communis L. 'Bartlett' Comstock mealybug (CMB); Pseudococcis comstocki (Kuwana)
http://www.nysaes.cornell.edu/ent/documents/aa_Pears_Report_Text_2000.pdf
Variedades
http://www.guydekin.bewoner.antwerpen.be/vakartikels/1998/perenrassen.htm
RESPONSE OF 'ANJOU' WINTER PEARS (PYRUS COMMUNIS) TO VARIOUS COMMERCIAL CONTROLLED ATMOSPHERE STORAGE CONDITIONS
http://www.nal.usda.gov/ttic/tektran/data/000010/09/0000100964.html
Pests of Pear
http://axp.ipm.ucdavis.edu/PMG/selectnewpest.pears.html
PEAR MAJOR MONITORING PERIODS
http://axp.ipm.ucdavis.edu/PMG/r603900111.html
UC IPM Pest Management Guidelines: Pear
http://axp.ipm.ucdavis.edu/PMG/selectnewpest.pears.html
http://axp.ipm.ucdavis.edu/PDF/PMG/pmgpear.pdf
HERITABILITY OF THE CHARACTER "SECONDARY BLOOMING" ON PEAR (PYRUS COMMUNIS)
http://www.actahort.org/books/139/139_23.htm
Pyrus_communis Imágenes
http://einstein.uab.es/botanica/botanica/herbari/Pyrus_communis_1.jpg.html
http://einstein.uab.es/botanica/botanica/herbari/Pyrus_communis_2.jpg.html
BBG Bibliography Search Results: Pyrus
http://www.bbg.org/cgi-bin/refquery.cgi?Pyrus
Pear transformed with a lytic peptide gene for disease control affects nontarget organism, pear psylla (Homoptera: Psyllidae)
http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&list_uids=12216823&dopt=Abstract
Modulation of Antioxidant Compounds in Organic vs Conventional Fruit (Peach, Prunus persica L., and Pear, Pyrus communis L.).
http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&list_uids=12207491&dopt=Abstract
Composition of phenolic compounds in a Portuguese pear (Pyrus communis L. var. S. Bartolomeu) and changes after sun-drying.
http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&list_uids=12137473&dopt=Abstract
Pesticide applications of copper on perennial crops in California, 1993 to 1998
http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&list_uids=11577894&dopt=Abstract
Attractants from Bartlett pear for codling moth, Cydia pomonella (L.), larvae
http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&list_uids=11572015&dopt=Abstract
Iron deficiency-associated changes in the composition of the leaf apoplastic fluid from field-grown pear (Pyrus communis L.) trees
http://jxb.oupjournals.org/cgi/content/full/52/360/1489
Extended alternating-temperature cold acclimation and culture duration improve pear shoot cryopreservation
http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&list_uids=10924263&dopt=Abstract
Migration of Organophosphorus Insecticides Cyanophos and Prothiofos Residues from Impregnated Paper Bags to Japanese Apple-Pears (Pyrus pyrifolia Nakai Cv. Nijisseiki)
http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&list_uids=10888575&dopt=Abstract
Pyrus communis L. (Birnbaum, pear)
http://www.biologie.uni-hamburg.de/b-online/wood/german/rospycom.htm
OBSERVATIONS ON PYRUS COMMUNIS RESISTANCE TO PSYLLA PYRI
http://www.actahort.org/books/224/224_26.htm
Pyrus communis L. (Birnbaum, pear)
http://www.keil.ukans.edu/delta/wood/english/www/rospycom.htm
Disease control in Pear (Pyrus communis)
http://edis.ifas.ufl.edu/PG020
Pyrus communis sativa
http://plants.gardenbed.com/54/5378_cul.asp
Pears - Pyrus communis L. (European pear)
http://www.uga.edu/fruit/pear.htm
IDENTIFICATION OF HEADSPACE VOLATILE COMPOUNDS FROM DIFFERENT PEAR (PYRUS COMMUNIS L.) VARIETIES
http://www.actahort.org/books/475/475_73.htm
PRODUCING AND MULTIPLICATION OF PYRUS COMMUNIS HAPLOID PLANTS
http://www.actahort.org/books/161/161_9.htm
Apple chlorotic leaf spot trichovirus
http://image.fs.uidaho.edu/vide/descr023.htm
Apple stem pitting virus
http://image.fs.uidaho.edu/vide/descr027.htm
Plum pox potyvirus
http://image.fs.uidaho.edu/vide/descr630.htm
Diseases of Pear (Pyrus communis L.)
http://wwwcp.scisoc.org/aps/old_common/pear.html
Pears - Cultivars & Botanical Names
http://www.postharvest.com.au/Pears_Cv.htm
Flowering prediction of pear tree (Pyrus communis L.), apple tree (Malus domestica Borkh) and plum tree (Prunus domestica L.) - similarities and differences
http://www.bf.uni-lj.si/zbornik/abstracts5.html
Catalogue - Pears - Variedades
http://www.keepers-nursery.co.uk/searchresultscat.asp?selection=11
Pollination partners - por variedad
http://www.keepers-nursery.co.uk/searchresultscat.asp?selection=11
Images from the NCGR-Corvallis Germplasm Collections - Pyrus - Pears
http://www.ars-grin.gov/ars/PacWest/Corvallis/ncgr/pyr.pics.html
Pyrus communis sativa Cultivation Notes
http://www.gardenbed.com/p/3015.cfm
Meses de cultivo
http://www.dfhv.de/obstgemuese/saison/Birnen.htm
MICROPROPAGATION OF PEAR, PYRUS COMMUNIS L., IN A DOUBLE-PHASE CULTURE MEDIUM
http://www.actahort.org/books/212/212_19.htm
Localized graft incompatibility in pear/quince (Pyrus communis/Cydonia oblonga) combinations.
http://heronpublishing.com/tree/files/domain/data/vol19/19-645.pdf
DOSES RECOMENDADAS DO EMPREGO DE HUMUS PARA OBTER GRANDES COLHEITAS
http://www.humusina.com/dosis_pt.html
Sitio de productores de peras - USA
http://www.usapear.com/espanol_trade.php
La Carpocapsa de peras y manzanas en las plantaciones de Lleida
http://www.eumedia.es/articulos/vr/hortofrut/115carpocap.html
Enfermedades de los frutales de pepita: peral y manzano
http://www.eumedia.es/articulos/vr/hortofrut/104enfermed.htm
CULTIVOS LEÑOSOS - GENERAL
http://www.agrolatino.com/indicefp/02.htm
FRUTALES - Control de plagas
http://www.gva.es/agricultura/boletin97/bu12-97.html#2
INCOMPATIBILIDAD DEL INJERTO PERAL/MEMBRILLERO
http://intecace.tripod.com/articulos/incompatibilidad.htm