Results 61 to 70 of about 4,262 (271)
At different growth stages, weeds present different sensitivities to herbicides. Thus, the registered herbicide rate may be reduced under specific conditions, while maintaining satisfactory weed control.
S.P. Tironi +5 more
doaj +1 more source
Differential tolerance of sugarcane varieties to herbicide stress [PDF]
Este trabalho foi desenvolvido com o objetivo de realizar triagem primária para caracterização da tolerância de variedades SP e CTC de cana-de-açúcar à aplicação de dez herbicidas comumente recomendados para manejo de plantas daninhas nesta cultura. Dois
AZEVEDO, Ricardo Antunes +7 more
core +2 more sources
O objetivo deste trabalho foi avaliar a influência da precipitação pluvial na lixiviação de herbicidas recomendados para a cultura da cana-de-açúcar em Latossolo Vermelho distrófico.
P.A. Monquero +4 more
doaj +1 more source
Seletividade de herbicidas registrados para uso em pré e pós-emergência na cultura da cana-de-açúcar ao feijoeiro-comum. [PDF]
RESUMO: O trabalho teve como objetivo avaliar a seletividade dos principais herbicidas registrados para uso na cultura da cana-de-açúcar, aplicados em pré ou pós-emergência, ao feijoeiro-comum (cultivar Pérola).
BARROSO, A. L. de L. +8 more
core
Liquid Hexazinone Application over Red Pine Seedlings
Abstract Hexazinone is a commonly used herbicide for release of red pine in the Lake States from competing vegetation. The label is specific regarding time of application, recommended rate, and target species. Label recommendations were tested by using the herbicide on dates in April, May, and July at specified rates with broadcast band ...
Alm, Alvin A., Whorton, James M.
openaire +2 more sources
Biological Flora of Britain and Ireland: Cytisus scoparius*
Broom is an attractive and common native plant across Britain, Ireland and most of Europe, and yet it is considered a harmful and invasive weed around the rest of the world. This is aided by broom thriving on poor dry soils, helped by using green stems for photosynthesis and having root nodules to fix nitrogen.
Peter A. Thomas +9 more
wiley +1 more source
Este trabalho objetivou estudar a seletividade da associação de óleo fúsel e herbicidas sobre cana-de-açúcar, cultivar IAC93-3046, e a eficácia de controle sobre as espécies Panicum maximum, Amaranthus deflexus, Ipomoea quamoclit, Brachiaria decumbens e ...
I.V. Pizzo +3 more
doaj +1 more source
Herbicide selectivity in alfalfa crops [PDF]
This study aimed to determine the selectivity of herbicides applied in pre- and post-emergence for alfalfa crops. Three separate experiments were carried out under greenhouse conditions. The first experiment was arranged in a completely randomized design
N. Hijano +3 more
doaj +1 more source
Relating soil herbicide residue levels to sugar beet stand and growth reduction
Abstract One common recommendation given to farmers who suspect herbicide carryover to sugar beet (Beta vulgaris L.) is to conduct laboratory tests to assess herbicide residue levels in the soil. While this is often a good practice, there are currently no guidelines on how these laboratory test results relate to sugar beet damage or yield loss ...
Adam R. Kennedy +3 more
wiley +1 more source
O objetivo deste trabalho foi avaliar a tolerância dos cultivares RB855453, RB845257, SP90(-3)414, SP90(-1)638, SP89(-1)115, SP81(-3)250, IAC91-2218 e IAC91-5155 de cana-de-açúcar em pós-emergência inicial quanto à aplicação dos herbicidas sulfentrazone +
A.R. Schiavetto +5 more
doaj +1 more source

