Results 71 to 80 of about 340,169 (351)

Weed control in cucurbits

open access: yesCalifornia Agriculture, 1968
Bensulide (Prefar) was the most promising of the preplant herbicides tested for selective weed control in melons. It is not yet registered, however, and is not recommended by the University of California.
A Lange   +4 more
doaj  

The effect of intercropping on weed infestation of a spring barley crop cultivated in monoculture

open access: yesActa Agrobotanica, 2012
This paper presents the results of a study carried out in the years 2005-2007 in the Bezek Experimental Farm near the city of Chełm, Poland, on heavy mixed rendzina soil. The effect of intercropping, using red clover (cv.
Ewa Kwiecińska-Poppe   +2 more
doaj   +1 more source

Management Strategies and Agricultural Calendars for Forage Production in Semi‐Arid Brazil Using AquaCrop

open access: yesIrrigation and Drainage, EarlyView.
ABSTRACT Forage production in semi‐arid regions of Brazil is limited by water deficit. This study aimed to identify the most adapted and efficient production systems and define their agricultural calendars for the semi‐arid region of Brazil. Twenty‐nine production arrangements that included different cropping conditions, plant density, plant cycles ...
Antonio Gebson Pinheiro   +15 more
wiley   +1 more source

Circular 18 [PDF]

open access: yes, 1952
Weed control studies at the Matanuska Experiment Station during the past two seasons have shown that many garden and field crops can be weeded satisfactorily with chemioals.
Dearborn, C.H.
core  

A Measurement System for On-line Estimation of Weed Coverage [PDF]

open access: yes, 1998
This paper describes two different solutions for the estimation of weed coverage. Both measuring systems discriminate the weed from the ground by means of the color difference between the weed and ground and can be used to on-line control tractor ...
Parvis, Marco, Pirola, Marco
core   +1 more source

Evaluation of CERES‐Maize Model for Predicting Yield, Evapotranspiration, Water Productivity and Drought Stress Indices Under Center Pivot, Subsurface Drip and Furrow Irrigation Systems With Different Irrigation Levels Simultaneously

open access: yesIrrigation and Drainage, EarlyView.
ABSTRACT The effects of different irrigation methods (center pivot [CPI], subsurface drip [SDI] and furrow irrigation [FI]) and levels (full irrigation treatment [FIT], 80% FIT, 60% FIT and rainfed) on yield, crop evapotranspiration (ETc), ET‐water productivity (WPET) and drought stress index for leaf expansion (SIE) and photosynthesis (SIP) of maize ...
Ebrahim Amiri   +2 more
wiley   +1 more source

Current European weed control methods and strategies against annual and perennial weeds in organic farming [PDF]

open access: yes, 2006
Review of physical and cultural weed control methods for organic ...
Melander, Bo
core  

Towards Water, Food and Energy Security: The Global Challenges and Possible Solutions for a Holistic Vision of Sustainability

open access: yesIrrigation and Drainage, EarlyView.
ABSTRACT This invited paper gives an overview of the challenges the world is facing and offers a possible solution for water and food security within the holistic integrated concept of the water–energy–food (WEF) nexus. The paper summarizes the experience the author gained through working on various research projects at national and international ...
Ragab Ragab
wiley   +1 more source

Weed management and its relation to yield and seed physiological potential in common bean cultivars

open access: yesPesquisa Agropecuária Tropical, 2013
Common bean is an important crop in Brazil primarily because of its nutritional characteristics. Some agronomic practices, such as weed management, are fundamental to cultivation, as a means of obtaining a high crop yield.
Denis Santiago da Costa   +2 more
doaj   +1 more source

Horticultural weed control in organic systems – a modelling approach [PDF]

open access: yes, 2002
This report was presented at the UK Organic Research 2002 Conference. Weed control is an important yet mainly unaddressed research issue in organic systems. At present there is little agronomic support to underpin weed management decisions.
Grundy, Andrea C, Turner, Rebecca J
core  

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