Results 21 to 30 of about 4,582,722 (288)

Dactyloctenium aegyptium (L.) Willd. (Poaceae) Differentially Responds to Pre- and Post-Emergence Herbicides through Micro-Structural Alterations

open access: yesAgriculture, 2022
Herbicides are widely used to kill weeds and increase crop production all over the world. Nevertheless, some weeds show certain structural modifications in response to herbicide application that impart mostly partial or sometimes complete tolerance to ...
Sidra Riaz   +9 more
doaj   +1 more source

Chemical Control of Morning Glory Species in Sugarcane Harvested in the Dry and Semi-Wet Seasons1 [PDF]

open access: yesPlanta Daninha, 2016
The control of morning glory (Ipomoea spp. and Merremia aegyptia) was evaluated in five commercial sugarcane-production fields receiving applications of the herbicides sulfentrazone (0.9 kg ha-1), amicarbazone (1.4 kg ha-1), imazapic (0.147 kg ha-1), and
N.M. CORREIA
doaj   +2 more sources

HELIOSEISMOLOGY OF PRE-EMERGING ACTIVE REGIONS. III. STATISTICAL ANALYSIS [PDF]

open access: yesThe Astrophysical Journal, 2014
The subsurface properties of active regions prior to their appearance at the solar surface may shed light on the process of active region formation. Helioseismic holography has been applied to samples taken from two populations of regions on the Sun (pre-emergence and without emergence), each sample having over 100 members, that were selected to ...
Barnes, G.   +3 more
openaire   +3 more sources

Seletividade de clomazone isolado ou em mistura para a cultura do algodoeiro Selectivity of clomazone applied alone or in tank mixtures to cotton

open access: yesPlanta Daninha, 2011
O clomazone destaca-se como um dos principais herbicidas utilizados em pré-emergência na cultura do algodoeiro, mesmo levando-se em conta o fato de que muito pouco se sabe em relação à sua seletividade para a cultura.
H.A Dan   +7 more
doaj   +1 more source

Effect of Pre and Early Post Emergence Herbicidal Activity on Weed Flora and Yield of Irrigated Sesame (Sesamum indicum L.)

open access: yesMadras Agricultural Journal, 2022
The experimental site was carried out at Agricultural College and Research Institute, TNAU, Coimbatore, during Rabi season of 2018-19 to evaluate the pre and post-emergence herbicides on weed control and yield of irrigated sesame (Sesamum indicum L ...
Sangeetha K   +2 more
doaj   +1 more source

Variação da competição interespecífica em milho em função do controle de plantas daninhas em faixas Variation of interspecific weed competition in corn as a function of banded weed control

open access: yesPlanta Daninha, 2001
O controle de plantas daninhas em faixas é mais uma estratégia que pode ser utilizada no manejo integrado de plantas daninhas (MIPD) para aumentar a racionalização do uso do ambiente no cultivo de plantas.
A. Merotto Jr., R.A. Vidal, N.G. Fleck
doaj   +1 more source

Response of Three Chloris elata Populations to Herbicides Sprayed in Pre- and Post-Emergence [PDF]

open access: yes, 2018
: In agricultural areas of Brazil, where there is no establishment of cover crops in the off-season and in fruit orchards, an increase in Chloris elata infestations, syn. Chloris polydactyla, has been observed.
CORREIA, N. M.   +5 more
core   +1 more source

Pre-Emergence Rotting of Peas in South Australia [PDF]

open access: yesAustralian Journal of Biological Sciences, 1964
Laboratory tests have shown that individual wrinkle-seeded pea seeds vary in their ability to continue vigorous growth after germination. After the radicle has broken through the testa, SOme produce normal seedlings, some fail to develop further, while others afe intermediate between these extremes and produce stunted seedlings. Thus some seeds capable
NT Flentje, HK Saksena
openaire   +4 more sources

Tanaris® – the new herbicide for weed control in pre and post emergence in oilseed rape

open access: yesJulius-Kühn-Archiv, 2016
With the Product Tanaris® BASF introduces a broadly effective herbicide for weed control in winter oilseed rape. Tanaris® is used at a dose rate of 1.5 l/ha and contains the active substances Dimethenamid-P (333 g/l) and Quinmerac (167 g/l).
Bessai, Johannes   +4 more
doaj   +1 more source

Redução da infestação de papuã (Urochloa plantaginea) no feijoeiro comum através do uso de herbicidas residuais Reduction of Alexander grass (Urochloa plantaginea) infestation with aplication of residual herbicides on common bean

open access: yesPlanta Daninha, 2012
O objetivo deste trabalho foi avaliar os efeitos de herbicidas residuais, aplicados na condição de pré-emergência da cultura, na redução da infestação de papuã (Urochloa plantaginea) no feijoeiro comum.
A. Kalsing, R.A. Vidal
doaj   +1 more source

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