搜索结果: 1-15 共查到“农学 weed”相关记录172条 . 查询时间(0.078 秒)
Growth Response to Weed Control and Fertilisation in Mid-Rotation Plantations of Eucalyptus pellita in South Sumatra, Indonesia
nitrogen and phosphorus fertilisation weed management mid-rotation application plantation productivity
2023/12/8
We report on a study of mid-rotation weed control and nutrient management in Eucalyptus pellita plantations in South Sumatra. The study was established at two contrasting sites (representing high and ...
Weed suppression and early sugar beet development under different cover crop mulches
Beta vulgaris L. Chenopodium album L. conservation tillage cover crop mixture integrated weed management intercropping Stellaria media (L.)
2017/6/26
Field experiments were conducted at two locations in 2014–2015 and 2015–2016 to investigate the weed suppressive ability of cover crop mulches in sugar beets. Three cover crops and two cover crop mixt...
Sugar beet yield loss predicted by relative weed cover, weed biomass and weed density
crop–weed interaction weed competition yield loss function
2017/4/6
Sugar beet yield loss was predicted from early observations of weed density, relative weed cover, and weed biomass using non-linear regression models. Six field experiments were conducted in Germany a...
第七届国际杂草科学大会（The 7th International Weed Science Congress）
Weed Ecology Weed genetics 第七届国际杂草科学大会 7th International Weed Science Congress
2016/3/3
We are happily announcing that the number of submitted abstracts exceeded 800 and we have many highly cited and influential scientists from 57 countries on board. The detailed scientific program is a...
Inhibiting effect of shallow seed burial on grass weed emergence
weed control seedling emergence
2016/2/22
The efficacy of superficial tillage as a sustainable tool to reduce the emergence of Digitaria sanguinalis, Setaria viridis, and Sorghum halepense was evaluated with field experiments. Seeds were buri...
Progress toward Environmental Weed Eradication in New Zealand
Environmental weed eradication New Zealand weed control
2015/12/26
Data on 111 environmental weed eradication programs carried out by the New Zealand Department of Conservation (DOC) have been collected and summarized. A total of 21 programs were discontinued, and 90...
Labor-Saving Weed Technologies for Lowland Rice Farmers in sub-Saharan Africa
Chemical weed control hand weeding irrigated lowland mechanical weed contro
2015/12/23
Time requirements, weed control efficacy, and yield effects of three labor-saving weed technologies
were tested against hand weeding during three seasons in 2012 and 2013. The technologies incl...
Upgrading the RIM Model for Improved Support of Integrated Weed Management Extension Efforts in Cropping Systems
Adoption agriculture bioeconomics decision support system
2015/12/23
RIM, or ‘‘Ryegrass Integrated Management,’’ is a user-friendly weed management software that
integrates long-term economics. As a model-based decision support system, RIM enables users to
easily bui...
Targeting Weed Seeds In-Crop: A New Weed Control Paradigm for Global Agriculture
Bale direct system chaff carts Harrington seed destructor
2015/12/23
The widespread evolution of multiple herbicide resistance in the most serious annual weeds infesting Australian cropping
fields has forced the development of alternative, non-chemical weed cont...
Recent Weed Control, Weed Management, and Integrated Weed Management
Alternative weed control biological control chemical weed control
2015/12/23
Integrated weed management (IWM) can be defined as a holistic approach to weed management that integrates different
methods of weed control to provide the crop with an advantage over weeds. It ...
Towards a No-Till No-Spray Future? Introduction to a Symposium on Nonchemical Weed Management for Reduced-Tillage Cropping Systems
No-Till No-Spray Future Symposium on Nonchemical Weed
2015/12/23
Reduced-tillage systems including no-tillage and stripillage have well-known benefits for conserving and improving
soils, protecting vulnerable crops from extreme weather
events, and reducing ...
Overcoming Weed Management Challenges in Cover Crop–Based Organic Rotational No-Till Soybean Production in the Eastern United States
Reduced-tillage organic
2015/12/23
Cover crop–based organic rotational no-till soybean production has attracted attention from farmers, researchers, and other
agricultural professionals because of the ability of this new system to enh...
Cover Crops for Weed Management in Southern Reduced-Tillage Vegetable Cropping Systems
Alternative weed control conservation agriculture
2015/12/23
With growing agricultural demands from both conventional and organic systems comes the need for sustainable practices
to ensure long-term productivity. Implementation of reduced- or no-till practices...
Extreme Grain-Based Cropping Systems: When Herbicide-Free Weed Management Meets Conservation Tillage in Northern Climates
Blade roller fl exible crop production syste low-input cropping system
2015/12/23
The challenges associated with the adoption of conservation tillage and/or low-input cropping systems, whether organic or
herbicide-free, across Canada are shaped by scale, environment, and local pra...
Weed Ecology and Nonchemical Management under Strip-Tillage: Implications for Northern U.S. Vegetable Cropping Systems
Tillage vegetable crops weed control
2015/12/23
In northern U.S. vegetable cropping systems, attempts at no-till (NT) production have generally failed because of poor crop
establishment and delayed crop maturity. Strip tillage (ST) minimizes these...