نتایج جستجو برای: post harvest pests
تعداد نتایج: 434690 فیلتر نتایج به سال:
Methyl bromide is a widely used fumigant for both pre-plant and post-harvest pest and pathogen control. The Montreal Protocol and the US Clean Air Act mandate a phase-out of the import and manufacture of methyl bromide, beginning in 2001 and culminating with a complete ban, except for quarantine and certain pre-shipment uses and exempted critical uses, in January 2005. In 1995, ARS built on its...
The current study was designed to investigate the post-harvest handling situation in the marketing channel of shrimp/prawn of Bangladesh. A total of 75 farmers, 75 forias, 70 depot owners, 30 auctioneers, 30 commission agents and 20 factory owners were interviewed on the post-harvest and marketing of shrimp/prawn from Khulna, Satkhira and Bagerhat district. Most of the farmers and local traders...
In four tests conducted in loamy-sand soils in northern Florida, cotton lint yield increased and post-harvest soil populations of Meloidogyne incognita were more effectively suppressed by 1,3-dichloropropene (1,3-D) than aldicarb when both nematicides were evaluated over a range of recommended rates. Significant positive relationships existed between lint yield and rates of 1,3-D in three tests...
Trials were conducted to determine effects of AQUI-STM sedation during harvest (rested-harvest) on physiological responses and fillet quality of channel catfish, Ictalurus punctatus. Rested-harvest is defined as application of an anesthetic immediately before harvest to reduce fish activity associated with a normal harvest. Doses of 25–35 ppm AQUI-STM were effective for rested-harvest of catfis...
Iron biofortification of pearl millet (Pennisetum glaucum) is a promising approach to combat iron deficiency (ID) in the millet-consuming communities of developing countries. To evaluate the potential of iron-biofortified millet to provide additional bioavailable iron compared with regular millet and post-harvest iron-fortified millet, an iron absorption study was conducted in 20 Beninese women...
Abstract Sitotroga cerealella (Oliv.) (Lepidoptera: Gelechiidae) is one of the most important post-harvest pests maize Zea mays L. Some Mexican races ( Z. ) could be a novel source resistance against S. to improve commercial varieties, lines and hybrids. We studied races, recollected at Chihuahua State . focused on antibiosis tolerance Cristalino-079 race shows low level consumption in grams pe...
abstract reduction of post harvest losses in cut flowers and increasing their vase life, with consideration to high expenses of production is very necessary. one of the effective factors is presence of flowers near each other. this study was performed to investigate the interaction of some important cut flowers on their post harvest characteristics in vase solution (in combination or alone) in ...
Animals provide benefits to agriculture through the provision of ecosystem services, but also inflict costs such as damaging crops. These benefits and costs are mostly examined independently, rather than comparing the trade-offs of animal activity in the same system and quantifying the net return from beneficial minus detrimental activities. Here, I examine the net return associated with the ac...
Among the natural enemies of insect pests in rice fields, parasitoids are especially notable. To better understand the space-time dynamics of these insects, the objectives of this study were to describe and compare groups of parasitoids in organic irrigated rice fields using two management approaches for levee vegetation, and to relate them to the phenological stages of rice cultivation (the se...
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