Results 41 to 50 of about 179 (146)
Progresso da cercosporiose (Cercospora coffeicola Berkeley & Cooke) em cafeeiros sob cultivos orgânico e convencional [PDF]
Summa Phytopathologica, 2008 Avaliou-se o progresso da cercosporiose em cafeeiros sob sistemas de produção orgânico e convencional no município de Santo Antônio do Amparo, MG, entre novembro/2003 e novembro/2005. As lavouras, que são vizinhas, encontravam-se sob condições similares de clima, solo e relevo e eram formadas por cafeeiros cv. Acaiá MG-474-19, de dez anos. A doença foi
Santos, Florisvalda da Silva +5 more
openaire +3 more sources
Ciência e Agrotecnologia, 2003 Avaliações da incidência da ferrugem (Hemileia vastatrix Berk. & Br.) e da cercosporiose (Cercospora coffeicola Berk. & Cooke) foram realizadas em experimento com a cultura do café cultivar 'Catuai', com 12 anos de cultivo.
Viviane Talamini +3 more
doaj +1 more source
Klasifikasi Penyakit Daun Kopi Robusta Menggunakan Metode SVM dengan Ekstraksi Ciri GLCM
Jurnal Nasional Teknik Elektro dan Teknologi Informasi, 2023 Tanaman kopi merupakan sumber pendapatan bagi beberapa petani di Indonesia dan berperan penting sebagai penghasil devisa negara. Produksi tanaman kopi dapat menurun akibat serangan hama dan penyakit.
Agus Supriyanto +2 more
doaj +1 more source
Pesquisa Agropecuária Brasileira, 2001 Objetivando avaliar a intensidade da mancha-de-olho-pardo do cafeeiro, variedade Catuaí Vermelho, com relação ao estado nutricional das plantas quanto a N e K, realizou-se um experimento no viveiro da Universidade Federal de Viçosa, em Viçosa, MG ...
Adélia Aziz Alexandre Pozza +5 more
doaj +1 more source
European Journal of Plant Pathology, 2013 Cercospora coffeicola is the causal agent of brown eye spot on coffee leaves. Although the disease has significant importance, few molecular studies have been done with C. coffeicola. Here we report a protocol for isolating protoplasts as well as development of a genetic transformation system using Green Fluorescent Protein. High yields of protoplasts (
André Gomes Coelho Souza +3 more
openaire +2 more sources
Thermal sensitivity and yield of Arabica coffee under climatic variability
Agronomy Journal, Volume 118, Issue 3, May/June 2026.Abstract Coffee yield is influenced by climatic factors, with temperature and water availability being key determinants. This study aimed to evaluate the effects of climate variability on the yield of Arabica coffee (Coffea arabica L.) cultivars across phenological phases and to validate an agrometeorological model at local and regional scales using ...
Marcus Vinicius Oliveira Noronha +8 more
wiley +1 more source
Difference between isolates from brown eye spot and black spot lesions in coffee plants [PDF]
Pesquisa Agropecuária Brasileira, 2019 : The objective of this work was to evaluate the difference between the isolates from two cercospora leaf spot symptoms (brown eye spot and black spot) in relation to conidial morphology, mycelial growth, cercosporin production, and reproduction of ...
Deila Magna dos Santos Botelho +6 more
doaj +2 more sources
Antifungal activity using medicinal plant extracts against pathogens of coffee tree
Revista Brasileira de Plantas Medicinais, 2014 Generally, the medicinal plants have antifungal substances that can be used for the plant protection against phytopathogens. The objective of this study was to know the efficiency of aqueous extracts from medicinal plants against the major etiological ...
J.L. Silva +5 more
doaj +1 more source
Assessing the effect of cultural practices on Mississippi corn production: 1. Grain yield
Crop, Forage &Turfgrass Management, Volume 10, Issue 1, June 2024.Abstract Improved management strategies are needed to increase corn (Zea mays L.) production. This study aimed to determine suitable cultural practices for improved corn production in Mississippi. Two experiments were setup side‐by‐side (addition/deletion) at Verona and Stoneville, MS, from 2020 to 2022.
James Dew +9 more
wiley +1 more source
Ciência e Agrotecnologia, 2007 A utilização de tubetes para produzir mudas de cafeeiro (Coffea arabica L.) tornou-se uma realidade. Objetivando avaliar o uso de substratos adubados ou não com fertilizante de liberação gradual e seus efeitos na nutrição, na formação, na cercosporiose e
Adélia Aziz Alexandre Pozza +5 more
doaj +1 more source