Results 101 to 110 of about 15,380 (225)

Approaches to diagnosis and detection of cassava brown streak virus (Potiviridae: Ipomovirus) in fieldgrown cassava crop [PDF]

open access: yes, 2017
Open Access JournalCassava brown streak disease (CBSD) has been a problem in the East African coastal cassava growing areas for more than 70 years. The disease is caused by successful infection with Cassava Brown Streak Virus (CBSV) (Family, Potyviridae:
Nawabu, H., Rey, M.E.C., Rwegasira, G.M.
core  

Genomic regions associated with common root rot resistance in the barley variety Delta [PDF]

open access: yes, 2010
Common root rot (CRR) caused by Bipolaris sorokiniana is a serious disease constraint in the dry temperate cereal growing regions of the world. Currently little is known about the genetic control of resistance to CRR in cereals.
Bovill, J.   +3 more
core   +2 more sources

Final report on the farmer's aid in plant disease diagnoses [PDF]

open access: yes, 1986
This report is the final report on the FAD project. The FAD project was initiated in september 1985 to test the expert system shell Babylon by developing a prototype crop disease diagnosis system in it.
Curwiel, P.H., Wieringa, R.J.
core   +3 more sources

Contrasting nutritional acclimation of sugar maple (Acer saccharum Marsh.) and red maple (Acer rubrum L.) to increasing conifers and soil acidity as demonstrated by foliar nutrient balances [PDF]

open access: yes, 2016
Sugar maple (Acer saccharum Marshall, SM) is believed to be more sensitive to acidic and nutrient-poor soils associated with conifer-dominated stands than red maple (Acer rubrum L., RM).
Bélanger, Nicolas   +4 more
core   +1 more source

Beaufils ranges to assess the cotton nutrient status in the southern region of Mato Grosso

open access: yesRevista Brasileira de Ciência do Solo, 2012
The relationships between nutrient contents and indices of the Diagnosis and Recommendation Integrated System (DRIS) are a useful basis to determine appropriate ranges for the interpretation of leaf nutrient contents.
Ademar Pereira Serra   +3 more
doaj   +1 more source

Antecipação do período de diagnose foliar em laranjeira 'Pêra' no Amazonas. [PDF]

open access: yes, 2019
O objetivo deste trabalho foi avaliar a possibilidade de se antecipar o período de realização da diagnose foliar em laranjeira 'Pêra'. Vinte e sete pomares representativos da região produtora de laranja do Estado do Amazonas foram monitorados durante o ...
DIAS, J. R. M.   +6 more
core  

Normas DRIS multivariadas para avaliação do estado nutricional de laranjeira 'Pera' no estado do Amazonas. [PDF]

open access: yes, 2017
Para utilização da diagnose da composição nutricional ou do sistema integrado de diagnose e recomendação de relações multivariadas (DRIS) na avaliação do estado nutricional de laranjeira, faz-se necessário a definição de valores de referência que sejam ...
DIAS, J. R. M.   +4 more
core  

AGTEC-Org Agronomy Handbook of Methods [PDF]

open access: yes, 2008
A common handbook was conceived in the CORE Organic AGTEC-Org project in order to give some elements of field trial ...
Aveline, Anne   +13 more
core  

Nutritional Aspects of Acacia Mangium Willd. Plantation in Peninsular Malaysia [PDF]

open access: yes, 1995
Acacia mangium Willd. is one of the fast-growing timber species planted widely in Malaysia to overcome the expected timber deficit for the domestic consumption purposes. However, nutrient requirements of this species are not adequately known. There is
Paudyal, Bimal keshari
core  

Foliar diagnosis of common arrowroot propagated by different forms and fertilized with biofertilizer

open access: yesRevista Brasileira de Engenharia Agrícola e Ambiental
ABSTRACT Arrowroot (Maranta arundinaceae) is a unconventional food plant (UFP) that has relevant nutritional properties. However, few studies on the species regarding its forms of propagation and its nutrition have been performed. In parallel, biofertilizer provides nutrients and stimulates the development of species, as it promotes improvements in ...
Ana K. B. Lima   +9 more
openaire   +2 more sources

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