نتایج جستجو برای: mechanical weed control

تعداد نتایج: 1546180  

Journal: :EMBO reports 2017
Stephen L Young

C ourtier-Orgogozo et al [1] argue that public debate and better governance are needed to properly control the use of gene editing for controlling pests in agriculture. They are correct in their assessment that this “could lead to multiple and uncoordinated releases of gene drives into the wild, which is likely to cause unpredictable ecological disturbances with farreaching consequences”. Howev...

2014
K. Mubeen M. A. Nadeem A. Tanveer A. J. Jhala

Field experiments were conducted during the 2 year period from 2008 and 2009 to determine the effects of three seeding dates and seven weed control methods in DSR. The results suggested that seeding in the first week of July reduced weed density and biomass, increased kernel weight, leaf area index, and kernel yield compared to seeding rice in the first week of July. Amongst weed control method...

1998
R. J. HILLOCKS

Weed control is one of the most important crop protection activities undertaken in both intensive and low-input farming systems. However, even under intensive systems, crop protection which is less dependent on pesticides may require that weeds be managed to obtain a balance between crop and non-crop vegetation to encourage an increase in natural enemies of crop pests. In the low-input farming ...

2014
Stephen L. Young George Meyer Wayne Woldt S. L. Young G. E. Meyer W. E. Woldt

In cropping systems, integrated weed management is based on diversification. Rather than relying solely on one or two herbicides, a multiplicity of weed control strategies is employed. Yet, integrated weed management as currently practiced is far from integrated; every weed is still managed the same regardless of location or season. The recent development of precision application technology is ...

2009
Clare E. Aslan Matthew B. Hufford Rebecca S. Epanchin-Niell Jeffrey D. Port Jason P. Sexton Timothy M. Waring

Private landowners are often de facto stewards of biodiversity and ecosystem services. In California’s Sierra Nevada foothills, ranchers frequently present the only defense against biological invasions in private rangelands. Although ranchers’ land management goals (e.g., the desire to control invasive species) can be consistent with ecosystem protection, practical constraints often limit their...

Journal: :Agronomy 2021

Weed infestations significantly reduce the growth and yield of field crops. Herbicides are mostly used for weed management due to their quick results. However, resistant biotypes available herbicides rapidly increasing around word. This situation calls development alternative strategies. Crop rotation allelopathic water extracts regarded as most important Therefore, this two-year study assessed...

Journal: :Proceedings of the New Zealand Weed Control Conference 1952

Journal: :Proceedings of the New Zealand Weed and Pest Control Conference 1964

Journal: :Journal of Weed Science and Technology 1962

Journal: :Journal of Weed Science and Technology 1962

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