Results 111 to 120 of about 15,380 (225)

Padrões nutricionais para lavouras arrozeiras irrigadas por inundação pelos métodos da CND e Chance Matemática. [PDF]

open access: yes, 2019
Para o arroz irrigado, poucos trabalhos utilizam métodos de diagnose foliar desenvolvidos para as condições locais de clima, solo ou cultivares. O objetivo deste trabalho foi avaliar os métodos da Diagnose da Composição Nutricional e da Chance Matemática
ANGHINOMI, I.   +6 more
core  

CHARACTERIZATION AND PATHOGENICITY OF BIPLOLARIS SOROKINIANA CAUSED SPOT BLOTCH OF WHEAT IN PAKISTAN

open access: yesFUUAST Journal of Biology, 2021
Biplolaris sorokiniana is a hemibiotroph pathogen (teleomorph: Cochliobolus sativus) causes spot blotch of wheat. It is considered as severe pathogen of foliar disease in warm and humid areas and also causes significant losses in South Asian Countries ...
MUBASHAR RAZA   +2 more
doaj  

Methods of foliar analysis applied for economic interest exotic and natural forest: characteristics, advantages and disadvantages. [PDF]

open access: yes, 2015
El presente trabajo, corresponde a una síntesis bibliográfica cuyo objetivo radica en la descripción de las principales características de tres de los métodos más utilizados en los análisis de tejido foliar de origen vegetal. Para ello, se analizaron los

core  

Mapping cacao fertiliser requirements in Côte d'Ivoire [PDF]

open access: yes, 2017
In Côte d'Ivoire, soils in cacao plantations are depleted due to the absence or underuse of fertilisation. A digital map of 130 landunits was created from soil and climatic parameters.
Camara, Mamery   +6 more
core  

Nutritional diagnosis of soursop according to the Kenworthy balance index and deviation from optimum percentage, Nayarit, Mexico

open access: yesAgroindustrial Science
Soursop is a tropical fruit of economic importance in Mexico, however, there is scarce research on its nutrition. The aim of this study was to evaluate the foliar nutrient concentration in the vegetative state and to compare the nutritional diagnosis ...
Juan Diego García-Paredes   +5 more
doaj   +1 more source

Estado nutricional de mangueiras determinado pelos métodos DRIS e CND. [PDF]

open access: yes, 2017
Diferentes procedimentos referentes do método do sistema integrado de diagnose e recomendação podem influenciar a acurácia da diagnose foliar da mangueira.
FLORES, R. A.   +5 more
core  

Presymptomatic Leaf Reflectance of Fusarium virguliforme-Infected Soybean Plants in Greenhouse Conditions

open access: yesPhytoFrontiers
Sudden death syndrome of soybean is caused by a soilborne pathogen, Fusarium virguliforme. Prior to visible foliar symptoms, a destructive technique can be carried out to diagnose root infection.
Mariama T. Brown   +3 more
doaj   +1 more source

Most Asked Agronomic Questions [PDF]

open access: yes, 1988
Exact date of bulletin unknown.PDF pages ...
Beuerlein, James E.   +7 more
core  

Foliar diagnosis in sugar cane: VI - effect of rainfall on the foliar N, P and K of the plant cane

open access: yes, 1982
By using data collected from the literature, it was possible to derive equations which correlate leaf composition with the rainfall in the 9 weeks (two months) before sampling. For each 200 mm of rain there was a variation in P contents from 0,016 to 0.034% (depending on the type of soil); in the case of K the variation was 0.071%.
Malavolta, E., Carvalho, J. Guedes de
openaire   +1 more source

Critical ranges for leaf nitrogen and potassium levels in coffee fertigated at the production phase1

open access: yesRevista Ciência Agronômica
With the aim of establishing critical ranges for the leaf nitrogen (N) and potassium (K) levels in fertigated coffee crops under production, an experiment was carried out in the experimental area of the Sector for Coffee Cultivation of the Department of ...
Gleice Aparecida de Assis   +4 more
doaj   +1 more source

Home - About - Disclaimer - Privacy