搜索结果: 1-15 共查到“杂草防治 control”相关记录51条 . 查询时间(0.218 秒)
Downy Brome (Bromus tectorum) Control for Pipeline Restoration
Cheatgrass oil and gas development propagule supply seed dispersal soil bulk density soil compaction
2015/12/26
Energy-extraction disturbances entail soil handling and often have large edge-to-area ratios. These characteristics should be considered when designing weed-control strategies. In western North Americ...
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 ...
Integrating Economics in the Critical Period for Weed Control Concept in Corn
Benin corn–weed competition Germany Gompertz logistic mechanical weeding
2015/12/21
The effect of weed interference on corn yield and the critical period for weed control (CPWC) were determined in Germany and Benin. Treatments with weed control starting at different crop growth stage...
The use of herbicides for weed control in direct wet-seeded rice (Oryza sativa L.) in rice production regions in the Republic of Macedonia
rice herbicides weed control yield
2015/3/3
Field trials were conducted in the Agricultural Research Institute for Rice, at two localities during 2005 and 2006. The objective of the study was to establish an appropriate weed management strategy...
Hand Pulling Following Mowing and Herbicide Treatments Increases Control of Spotted Knapweed (Centaurea stoebe)
Burning mowing native plants restoration weed control
2015/12/26
Extensive areas in the upper Midwest have been invaded by spotted knapweed, and effective management strategies are required to reestablish native plant communities. We examined effects of mowing, mow...
Improved Understanding of Weed Biological Control Safety and Impact with Chemical Ecology:A Review
Biological control of weeds chemical ecology EICA host range induction sequestration secondary plant metabolites variability of secondary plant metabolites
2015/12/26
We review chemical ecology literature as it relates to biological control of weeds and discuss how this means of controlling invasive plants could be enhanced by the consideration of several well-esta...
Pre-plant weed control, optimum N rate and plant densities increase butternut (Cucurbita moschata) yield under smallholder irrigated conditions in the Eastern Cape Province of South Africa
Pre-plant weed control plant density N rate butternut yield
2011/1/12
Weed management is the most important limiting factor in butternut production by smallholder irrigation farmers in South Africa. Post-emergence chemical weed control options for butternut farms are ve...
POSSIBILITIES OF WEED CONTROL IN SPRING CEREALS USING SMALL HERBICIDE DOSES IN POLAND CONDITIONS
spring cereals herbicide reduced dose
2010/12/8
Optimized application of the preparations aims at the utilization of the current state of knowledge, extension services and technical potential of sprayers in order to apply herbicides in the amounts ...
EFFECT OF A NEW POST EMERGENCE HERBICIDE APPLICATION IN COMBINATION WITH UREA ON GROWTH,YIELD AND WEEDS CONTROL IN MAIZE,ZEA MAYS L
Zea mays weeds herbicides urea Pakistan
2009/9/29
A study was conducted at the Institute of Soil and Environmental Sciences, University
of Agriculture, Faisalabad, Pakistan during 2005. In this study effectiveness of various
doses of a new post-eme...
Distribution in Emergence of Recent Troublesome Paddy Weeds (Monochoria korsakowii Regel et Maack and Scirpus juncoides Roxb. var. ohwianus. T. Koyama) and Their Control by Non-Sulfonylurea Herbicides
Weed Herbicide Paddy field Rice Sulfonylurea Resistance Emergence Distribution
2009/7/9
The development of sulfonylurea-herbicide (SU) resistant biotypes of Monochoria korsakowii Regel et Maack and Scirpus juncoides Roxb. var. ohwianus. T. Koyama as troublesome paddy weeds in Hokkaido re...
Mechanical weed control in organically grown spring oat and field pea crops
clay loam organic farming spring oat field pea harrowing weed crop yield
2010/1/19
Experiments to study the effects of weed harrowing in an organic farming system
were carried out during 20052007 at the Joniskelis Experimental Station of the Lithuanian
Institute of Agriculture o...
Non-chemical weed control in sugar beet crop under intensive and conservation soil tillage: I. Crop weediness
non-chemical weed control intensive and conservation soil tillage sugar beet crop mulch weeds
2010/1/19
According to the results of investigations, in conditions of intensive soil tillage the highest choking of weeds was observed by annual ryegrass (ARM) and white mustard (WMM) living
mulches. In suga...
Weed control by two layer ploughing and post-emergence crop tillage in spring wheat and buckwheat
non-chemical weed control two-layer ploughing post-emergence crop tillage weediness spring wheat buckwheat organic agriculture
2010/1/19
Experiments were carried out at the of the Lithuanian
University of Agriculture in the period of 20022003. The aim of the work was to investigate
elements of non-chemical weed control methods a...
Perennial weed control by two layer ploughing
perennial weeds weediness organic agriculture two layer ploughing
2010/1/19
Experiments on methods of perennial weed control were carried out at the
organic farm of Lithuanian University of Agriculture in the period 2002-2003. The aim of the
work was to investigate the in...