Search results
Results from the WOW.Com Content Network
The World Today is an Australian current affairs program which delivers national and international news and analysis to radio and online audiences nationally and throughout the region. It is broadcast on the ABC Radio National and ABC Local Radio networks.
The eggs are laid on the undersides of leaves in small batches in a spiral pattern 2 cm (1 in) or more across, close to wax patches secreted by the female. The first instar larvae are "crawlers" but stay in the vicinity of the spiral. The second, third and fourth instars are immobile and feed by sucking sap from the leaf; they secrete wax and ...
Bemisia tabaci, silverleaf whitefly, is a pest of many agricultural and ornamental crops. Trialeurodes vaporariorum, greenhouse whitefly, a major pest of greenhouse fruit, vegetables, and ornamentals; Although several species of whitefly may cause some crop losses simply by sucking sap when they are very numerous, the major harm they do is ...
The World Today was an early morning news and current affairs radio programme on the BBC World Service, launched in 1999, and broadcast from 3:00 to 8:30 (GMT) daily as of 2011. It consisted of news bulletins on the hour and half-hour, serious international interviews and in-depth reports of world news.
Greenhouse whitefly nymph. Adult. Females are capable of mating less than 24 hours after emergence and most frequently lay their eggs on the undersides of leaves. Eggs are pale yellow in colour, before turning grey prior to hatching. Newly hatched nymphs, often known as crawlers, are the only mobile immature life-stage. During the first and ...
Aleurodicus dispersus, the spiralling whitefly, is a species of small, white sap-sucking insect, a true bug in the order Hemiptera.It originated in Central America and the Caribbean region and has spread to many of the world's tropical and subtropical regions, where it has become a major pest of agricultural crops.
Main page; Contents; Current events; Random article; About Wikipedia; Contact us
The silverleaf whitefly (Bemisia tabaci, also informally referred to as the sweet potato whitefly) is one of several species of whitefly that are currently important agricultural pests. [1] A review in 2011 concluded that the silverleaf whitefly is actually a species complex containing at least 40 morphologically indistinguishable species.