ALFALFA INSECT CONTROL, 1999
نویسندگان
چکیده
منابع مشابه
Insect Pest Management Issues in Alfalfa--challenges and Questions
Integrated pest management in alfalfa continues to be challenged by changes in the pests, alfalfa production system, environmental conditions, and other undetermined factors. Many of the underlying principles of integrated pest management (IPM) were developed from research conducted in the alfalfa system in the 1960-80’s. However, as indicated by challenges in controlling alfalfa weevil larvae ...
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Insecticides with growth regulating properties (IGR) may adversely affect insects by regulating or inhibiting specific biochemical pathways or processes essential for insect growth and development. Some insects exposed to such compounds may die due to abnormal regulation of hormone-mediated cell or organ development. Other insects may die either from a prolonged exposure at the developmental st...
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The competitive advantage of purple and yellow nutsedge in low desert alfalfa production areas of Southern California and Arizona is due to a combination of factors. These include frequent harvest and irrigation, high incident solar radiation, high summer temperatures that are supraoptimal for alfalfa growth, and the presence of C4 photosynthesis and vegetative reproduction (e.g., tubers) in nu...
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In October 2004 the Joint FAO/IAEA Division of Nuclear Techniques in Food and Agriculture celebrated 40 years of existence. The creation in October 1964 of this Division, which includes the Insect Pest Control Subprogramme, marked the beginning of what is certainly a unique and arguably the best example of inter-agency cooperation within the whole UN family. The goal was to join the talents and...
متن کامل1999 Conference on Control Applications 22 - 27 August 1999
This paper considers the fundamental design and modeling of the Caltech ducted fan. The Caltech ducted fan is a scaled model of the longitudinal axis of a ight vehicle. The purpose of the ducted fan is the research and development of new nonlinear ight guidance and control techniques for Uninhabited Combat Aerial Vehicles. It is shown that critical design relations must be satis ed in order tha...
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ژورنال
عنوان ژورنال: Arthropod Management Tests
سال: 2000
ISSN: 2155-9856
DOI: 10.1093/amt/25.1.f9