Results 21 to 30 of about 122,455 (308)

Weed Density and Dominant Weed Species in Malapari (Pongamia pinnata (L.) Pierre) Agroforestry

open access: yesJurnal Wasian, 2019
The purpose of this study was to determine the weed density and the dominant species of weeds in Malapari ( Pongamia pinnata (L). Pierre) agroforestry. The study was conducted in Patutrejo Village, Grabag District, Purworejo Regency. The method used is single plot method in malapari agroforestry, as a comparison of observations of weeds on empty land ...
Endah Suhaendah Endah   +1 more
openaire   +3 more sources

Distribution, Density, and Abundance of Parthenium Weed (Parthenium hysterophorus L.) at Kuala Muda, Malaysia

open access: yesInternational Journal of Agronomy, 2018
Knowledge of distribution, density, and abundance of weed in a place is a prerequisite for its proper management. Parthenium hazard is a national agenda in Malaysia, and Kedah is the worst infested state in the country.
C. M. Maszura   +4 more
doaj   +1 more source

Weed seed bank dynamics under various rotations and field production resources

open access: yesپژوهشهای زراعی ایران, 2009
Weed seed bank dynamics in corn, sugar beet and wheat plots in rotation with wheat were studied under conventional and ecological management systems during 2 years. The experiment was laid out in a split- plot design in a randomized complete block, where
leyla alimoradi   +3 more
doaj   +1 more source

Mapping and Estimating Weeds in Cotton Using Unmanned Aerial Systems-Borne Imagery

open access: yesAgriEngineering, 2020
In recent years, Unmanned Aerial Systems (UAS) have emerged as an innovative technology to provide spatio-temporal information about weed species in crop fields. Such information is a critical input for any site-specific weed management program.
Bishwa Sapkota   +4 more
doaj   +1 more source

Weed suppression in high density sowings of lupins [PDF]

open access: yesNew Zealand Journal of Experimental Agriculture, 1978
Abstract In two August-sown experiments weeds were effectively suppressed in Lupinus angustifolius cv. Unicrop densities above 50 plants/m2. Shading by shade cloth or high leaf area (LAI = 7) in medium and high densities reduced growth of weeds. In an October-sown experiment annual and perennial weed yield was higher than in the August experiments, but
S. J. Herbert   +2 more
openaire   +1 more source

High Sunflower Densities as a Weed Control Strategy in an Integrated Crop-Livestock System [PDF]

open access: yesPlanta Daninha, 2019
: Sunflower is an important crop for Integrated Crop-livestock Systems (ILCS), and one of the main management difficulties identified in this crop is weed control, especially under no-till conditions when chemical weed control is not allowed.
R. DOMINSCHEK   +4 more
doaj   +1 more source

Comparison of Weed Floristic Composition in Fruit Gardens in Khorramabad

open access: yesپژوهشهای زراعی ایران, 2011
Weed floristic Characteristic of apple, walnut, grape, apricot, nectarine, peach and plum gardens was surveyed in Khorramabad with selection of many garden by randomized sampling method in different regions in 2008.
Sk Mousavi   +4 more
doaj   +1 more source

Effects of Narrow-Windrow Burning on Weed Dynamics in Soybean in Louisiana

open access: yesFrontiers in Agronomy, 2021
The soil seedbank allows for long-term persistence of weed species in agricultural fields. Some weed species can persist in the soil seedbank for extended periods.
Katie M. Patterson   +3 more
doaj   +1 more source

The effects of integrated management on yield, yield components and weed control of bean [PDF]

open access: yesپژوهش‌های حبوبات ایران, 2015
Introduction Bean is one of the most important legumes worldwide for direct human consumption and is a rich source of protein and carbohydrates. Bean is weak to compete with weed because of the retard growth at the early stages.
Nourali Sajedi   +2 more
doaj   +1 more source

Weed community changes in saffron+chickpea intercropping under different irrigation management.

open access: yesPLoS ONE, 2023
Saffron (Crocus sativus L.) is among the world's most expensive crops; nevertheless, it struggles to compete with weeds. Non-chemical farming practices, such as intercropping and reduced irrigation, can help to decrease weed problems.
Fatemeh Mohammadkhani   +3 more
doaj   +1 more source

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