...s the superfamily '''Coccoidea'''. There are about 8,000 species of scale insects.
...some species in the genus ''Newsteadia'' in the family Ortheziidae. Scale insects vary dramatically in their appearance from very small organisms (1–2 
5 KB (646 words) - 09:18, 30 January 2010
...[[Organic farming|organic agriculture]] in soil building and conservation, pest management, and heritage-species preservation.
...ed. However, [[pheremone trap]]s, [[insecticidal soap]] sprays, and other pest-control methods available to organic farmers are also sometimes utilized by
6 KB (885 words) - 11:54, 5 May 2007
...sign, development, and management of [[Sustainable agriculture|sustainable agricultural systems]].
...the methods of agroecology have as their goal achieving sustainability of agricultural systems balanced in all spheres. This includes the socio-economic and the
9 KB (1,261 words) - 07:37, 16 September 2007
...ft plates and a cottony white covering. They are related closely to scale insects, but do not attach to a plant and can moved around very slowly. They can s
...sect]]s found in moist, warm climates. They are considered [[pest (animal)|pest]]s as they feed on plant juices of [[greenhouse]] plants, house plants and
6 KB (852 words) - 09:16, 30 January 2010
...or button-shaped knot, a character that distinguishes ants from all other insects. Everyone is familiar with ants; they occur in all lands and all regions, f
...ave no further association with them. The ants, however, stand alone among insects in their very intimate relations with their progeny from the egg to the adu
16 KB (2,910 words) - 18:19, 19 January 2010
...or the study of the practice of agriculture—more formally known as [[agricultural science]].
...ulture]] is a major element of [[history of the world|human history]], as agricultural progress has been a crucial factor in worldwide [[social change|socio-econo
27 KB (3,823 words) - 14:20, 7 May 2007
.... It appropriates $15,000 to each state for the purpose of establishing an agricultural experiment station, to be located at the land-grant college unless the stat
Agricultural Experiment Station of the Alabama
28 KB (4,236 words) - 12:53, 1 October 2009
...icultural societies, nurserymen's associations, state agricultural boards, agricultural colleges and experiment stations—a large and representative body of men.
...is stock was followed up by state and federal inspectors and the infesting insects destroyed.
25 KB (3,791 words) - 07:40, 9 March 2010
...ip for Africa's Development</ref> <ref>Consultative Group on International Agricultural Research. 2002. [http://www.worldbank.org/html/cgiar/publications/gef/CGIAR
...cts. For example, the [[Helicoverpa zea|cotton bollworm]], a common cotton pest, feeds on Bt cot
17 KB (2,470 words) - 05:15, 6 April 2007
...g, destroying, repelling, or lessening the damage of any [[pest (organism)|pest]]".<ref>[http://www.epa.gov/pesticides/about/index.htm What is a Pesticide?
...teria), antimicrobial, disinfectant or device used against [[pest (animal)|pest]]s including [[insect]]s, plant [[pathogen]]s, weeds, [[mollusk]]s, [[bird]
33 KB (4,652 words) - 04:14, 6 April 2007
'''Bees''' are flying [[insect|insects]], closely related to [[wasp|wasps]] and [[ant|ants]]. Bees are a [[monophy
...grams for [[mosquito]]es, [[gypsy moth]]s, or other [[Pest (animal)|pest]] insects.
30 KB (4,832 words) - 16:55, 2 February 2010
...species that is ''invasive'' is one that has been introduced and become a pest in its new location, spreading (invading) by natural means. The term is u
...on-natives that are deemed especially onerous and all others. Introduced ''pest species'' that are ''officially listed'' as invasive, best fit the definiti
19 KB (2,891 words) - 04:12, 6 April 2007
...ult of their perception of a rapidly growing use of destructive industrial-agricultural methods. They saw that these methods were poisoning the land and water, red
...s]], the concept had moved on from being predominantly about the design of agricultural systems towards being a more fully [[holistic]] design process for creating
40 KB (5,903 words) - 15:34, 9 April 2007
...f crop-products, have greatly favored the distribution of plant pathogens (insects, fungi and bacteria), and afford them exceptional opportunities for destruc
...manager of a large agricultural estate, was the founder of an early German agricultural college. He interested himself, among other phases of agriculture, in plant
48 KB (7,998 words) - 21:27, 1 April 2009
...Hawai{{okina}}i (the indigenous, ''[[Bacopa monnieri]]'') is regarded as a pest species in artificially manipulated waterbird refuges because it quickly co
Agricultural weeds cause an overall reduction in yield. Most weed species are accidental
45 KB (6,803 words) - 12:29, 14 May 2007
...]ns and [[snake]]s. They perform a useful function in controlling insect [[Pest (animal)|pests]] by providing useful habitats for those who prey on them. F
...egions of [[northern India]] as early as 4530 BC and 5440 BC respectively. Agricultural activity during the second millennium BC included rice cultivation in the [
47 KB (7,007 words) - 07:21, 14 July 2007
...sap. The insect produces [[carminic acid]] which deters predation by other insects. The carminic acid can be extracted from the insect's body and eggs to make
...{Fact|date=October 2007}} as a textbook example of successful [[biological pest control]].
25 KB (3,658 words) - 16:03, 27 October 2007
...upon the red-spider. Even in houses watered wholly by sub-irrigation this pest is no worse than in houses where the water is applied to the surface of the
In this Cyclopedia, it is not the purpose to discuss the general agricultural practice of irrigation but rather those phases that apply particularly to g
41 KB (6,895 words) - 22:44, 31 March 2010
...vated in the United States," by A. J. McClatchie. University of California Agricultural Experiment Station Bulletin No. 196, by Norman D. Ingham, is a practical gu
{{edit-pests}}<!--- Type pest/disease info below this line, then delete this entire line -->
24 KB (3,936 words) - 15:24, 27 September 2009
Insects and diseases.
...age of the various beans is rarely attacked by insects. A somewhat serious pest, however, which attacks the seeds both in the pod and dry, after being shel
38 KB (6,527 words) - 23:15, 2 February 2010