Cotton aphid emerges as major pest in SJV cotton

نویسندگان
چکیده

برای دانلود باید عضویت طلایی داشته باشید

برای دانلود متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید

اگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید

منابع مشابه

Cotton Pest Monitoring Manual for Florida1

1. This document is ENY-830 (formerly NFREC21), one of a series of the Department of Entomology and Nematology, Florida Cooperative Extensin Service, Institute of Food and Agricultural Sciences, University of Florida. Date first printed: unknown. Revised: June 2005. Reviewed: June 2008. Please visit the EDIS Website at http://edis.ifas.ufl.edu. 2. Richard Sprenkel, professor emeritus, Departmen...

متن کامل

Cotton Aphid (Homoptera:aphididae) Treatment Threshold Incorporating Natural Enemies in Arkansas Cotton

A 12-acre field at the Delta Branch Station in Clarkedale, AR, was subdivided into 16 plots, each ~ 0.75 acre in size (56 rows x 63 m). The experiment consisted of four treatments: (1) untreated control, (2) fungicide treated, (3) conventional threshold, and (4) experimental threshold; with four replicates in a Latin square design. The fungicide treatment was used in an attempt to disrupt the a...

متن کامل

Bacterial communities of the cotton aphid Aphis gossypii associated with Bt cotton in northern China.

Aphids are infected with a wide variety of endosymbionts that can confer ecologically relevant traits. However, the bacterial communities of most aphid species are still poorly characterized. This study investigated the bacterial diversity of the cotton aphid Aphis gossypii associated with Bt cotton in northern China by targeting the V4 region of the 16S rDNA using the Illumina MiSeq platform. ...

متن کامل

Within-plant distribution of cotton aphid (Hemiptera: Aphididae) in cotton cultivars with colored fibers.

We describe the vertical and horizontal distribution of the cotton aphid Aphis gossypii Glover within a cotton plant in two cotton (Gossypium hirsutum Linnaeus) cultivars (BRS Safira and BRS Rubí) with colored fiber over the time. Measurements of aphid population dynamics and distribution in the cotton plants were recorded in intervals of seven days. The number of apterous or alate aphids and t...

متن کامل

Impacts of Bt transgenic cotton on integrated pest management.

Transgenic cotton that produced one or more insecticidal proteins of Bacillus thuringiensis (Bt) was planted on over 15 million hectares in 11 countries in 2009 and has contributed to a reduction of over 140 million kilograms of insecticide active ingredient between 1996 and 2008. As a highly selective form of host plant resistance, Bt cotton effectively controls a number of key lepidopteran pe...

متن کامل

ذخیره در منابع من


  با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید

ژورنال

عنوان ژورنال: California Agriculture

سال: 2000

ISSN: 0008-0845

DOI: 10.3733/ca.v054n06p26