MULTIVARIATE ANALYSIS APPLIED TO SPRAY DEPOSITION IN GROUND APPLICATION OF PHYTOSANITARY PRODUCTS IN COFFEE PLANTS

Autor: Roxanna P. Palma, João P. A. R. da Cunha, Ednaldo C. Guimarães, Denise G. de Santana, Heli H. T. de Assunção

Publikováno v: Engenharia Agrícola, Vol 41, Iss 4, Pp 458-467 (2021)

ABSTRACT An adequate combination of factors involved in the technology used for phytosanitary product application contributes to an efficient spray deposition on the target. The objective of this study was to use multivariate analysis to characterize

Externí odkaz: https://doaj.org/article/8c66d7017c8c478286f53b075f0b38e3

Leaf Sample Size for Pesticide Application Technology Trials in Coffee Crops

Autor: Roxanna Patricia Palma, João Paulo Arantes Rodrigues da Cunha, Denise Garcia de Santana

Publikováno v: Plants, Vol 12, Iss 5, p 1093 (2023)

Plot size, sample sufficiency, and number of repetitions are factors that affect the experimental errors or residuals and the expression of true differences among treatments. The objective of this study was to determine, using statistical models, the

Externí odkaz: https://doaj.org/article/ae90a184ef504598b83a66f8cf6a7c15

WATER HARDNESS AND pH IN THE EFFECTIVENESS OF GLYPHOSATE FORMULATIONS

Autor: João Paulo Arantes Rodrigues da Cunha, Roxanna P. Palma, Cleyton Batista de Alvarenga, Matheus Gregorio Marques, Arthur Carlos de Oliveira

Publikováno v: Engenharia Agrícola, Volume: 40, Issue: 4, Pages: 555-560, Published: 28 AUG 2020
Engenharia Agrícola
Engenharia Agrícola v.40 n.4 2020
Associação Brasileira de Engenharia Agrícola (SBEA)
instacron:SBEA

The hardness and pH of the spray water can interfere with the weed control effectiveness with herbicides, but it is not clear the magnitude of this interference, mainly associating different levels of pH and hardness to different glyphosate formulati

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::fd37e29a158af747f25012075180a197
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-69162020000400555&lng=en&tlng=en