Results 71 to 80 of about 317 (159)

Polyembryony and identification of Volkamerian lemon zygotic and nucellar seedlings using RAPD Poliembrionia e identificação de seedlings zigóticos e nucelares de limão volkameriano com RAPD

Pesquisa Agropecuária Brasileira, 2004
The objectives of this work were to evaluate the frequency of polyembryony, and to identify zygotic and nucellar seedlings of Citrus volkameriana using RAPD.
María Andrade-Rodríguez, Angel Villegas-Monter, Guillermo Carrillo-Castañeda, Armando García-Velázquez   +3 more
doaj   +1 more source

Root-reducing capacity, rhizosphere acidification, peroxidase and catalase activities and nutrient levels of Citrus taiwanica and C. volkameriana seedlings, under Fe deprivation conditions

Agronomie, 2004
- The Fe deficiency created by either deprivation of Fe, low Fe supply or addition of CaCO3/NaHCO3 to Hoagland nutrient solution resulted in significant changes of the physiological and biochemical parameters of the rootstocks C. taiwanica and C. volkameriana. For instance, the lack of Fe and low Fe supply of 3 mM Fe-EDDHA induced an increase in the Fe
Chouliaras, Vassilios, Dimassi, Kortessa, Therios, Ioannis, Molassiotis, Athanasios, Diamantidis, Gregorios   +4 more
openaire   +1 more source

Effect of mulching on the Phytophthora spp. inoculum density in the citrus root zone

African and Mediterranean Agricultural Journal - Al Awamia
In Morocco, Phytophthora root rot is one of the most harmful diseases affecting citrus crops. Phytophthora species persist in citrus orchards in the form of propagules that colonize the root zone of the rootstocks.
M'hamed Majji, Hamid Benyahia, Abdelhak Talha, Ouiam Chetto, Lhou Beniken, Fatima Ezahra Omari, Rachid Mrabet, Hassan Benaouda   +7 more
doaj   +1 more source

Desenvolvimento vegetativo, produção e qualidade dos frutos da laranjeira ‘Folha Murcha' sobre seis porta-enxertos no Norte do Paraná Vegetative growth, yield and quality fruits of the ‘Folha Murcha' orange on six rootstocks in North Parana, Brazil

Ciência Rural, 2005
Esta pesquisa avaliou em Londrina, PR, plantas de laranjeira ‘Folha Murcha' sobre os porta-enxertos: laranjeira ‘Caipira' (Citrus sinensis (L.) Osb.), limoeiro ‘Cravo' (Citrus limonia Osb.), tangerineira ‘Sunki' (Citrus sunki Hort.
Neusa Maria Colauto Stenzel, Carmen Silvia Vieira Janeiro Neves, Maria Gloria Nilo Gonzalez, Maria Brígida dos Santos Scholz, José Carlos Gomes   +4 more
doaj   +1 more source

INOCULACIÓN DE Citrus volkameriana Y Citrumelo swingle CON HONGOS MICORRIZÓGENOS (HMA), BAJO TÉCNICAS DIFERENTES DE DESINFECCIÓN DE SUSTRATO

, 2005
Se evaluó el efecto de la inoculación con hongos micorrizógenos sobre el crecimiento y desarrollo de dos especies de cítricos utilizados como portainjertos en la fase de semillero y al momento del trasplante a bolsas de vivero. En los años 2003 y 2004, se realizaron dos experimentos en un diseño completamente al azar con 10 repeticiones, en un vivero ...
Schweizer, Susana, Salas, Eduardo
openaire   +2 more sources

Apomixie facultative, polyploïdisation spontanée et dépression de consanguinité dans les semis de Citrus volkameriana [PDF]

, 1994
L'analyse de la constitution génétique de 135 plants de semis du porte-greffe Citrus volkameriana et des relations entre l'origine génétique et la vigueur des plants a été ...
Ollitrault, Patrick, Jacquemond, Camille
openaire  

Production of interstocked 'Pera' sweet orange nursey trees on 'Volkamer' lemon and 'Swingle' citrumelo rootstocks

Scientia Agricola, 2006
Incompatibility among certain citrus scion and rootstock cultivars can be avoided through interstocking. 'Pera' sweet orange (Citrus sinensis L. Osbeck) nursery tree production was evaluated on 'Swingle' citrumelo (Poncirus trifoliata (L.) Raf x Citrus ...
Girardi Eduardo Augusto, Mourão Filho Francisco de Assis Alves   +1 more
doaj  

Efeitos de fitorreguladores e nitrato de potássio na germinação de sementes do limão 'volkameriano' Effects of growth regulators and potassium nitrate on 'volkameriana' lemon seed germination

Scientia Agricola, 1993
Foram estudados os efeitos de substâncias reguladoras de crescimento, bem como do nitrato de potássio (KNO3), na germinação de sementes do limão 'volkameriano' (Citrus volkameriana Pasq.).
E.O. Ono, S. Leonel, J.D. Rodrigues
doaj   +1 more source

Phytophthora nicotianae is the predominant Phytophthora species in citrus nurseries in Egypt

Phytopathologia Mediterranea, 2012
Phytophthora root rot is considered to be the most destructive disease to citrus production in Egypt. Phytophthora species are generally present in citrus nurseries, where soil pots containing the survival propagules are considered responsible for their ...
Yosra AHMED, Anna Maria D’ONGHIA, Antonio IPPOLITO, Hamed EL SHIMY, Gabriella CIRVILLERI, Thaer YASEEN   +5 more
doaj   +1 more source

Response of Citrus volkameriana (L.) plants to different Mn concentrations under hydroponic conditions.

, 2009
Plant growth parameters, concentration of proline and carbohydrates in leaves and roots, and total uptake of Mn, Fe, Zn, K, Ca and Mg were determined in Citrus volkameriana (L.) plants after 43 days of growth in nutrient solutions containing 0, 2, 14, 98 or 686 μM Mn.
Papadakis, Ioannis, Sotiropoulos, Thomas, Giannakoula, Anastasia, Antonopoulou, Chrysovalantou, Therios, Ioannis   +4 more
openaire   +1 more source