Tobacco whitefly

symptoms The larvae of whitefly need a lot of protein for growth, and thus consume a large quantity of plant sap. This contains a high proportion of sugar, and [...] and subtropical countries of the world. The original habitat was probably a tropical or subtropical area, possibly Pakistan. The tobacco whitefly ( Bemisia [...] stadia remain flattened on the leaf. The fourth larva stadium develops into a yellow, almost circular so called pupa, in which the red eyes and white wings

La Hacienda Fresh increases crop profitability thanks to biological control

consultant to be able to release in a timely manner... we have seen the impact reflected in a safe environment for the worker and a better quality of fruit for [...] implementation of a biological control program is one of the key tools that can help you achieve this. This is attested to by La Hacienda Fresh, a company that [...] increased harvest cycle, better fruit quality and a safe environment for workers contribute significantly to a profitable crop. Peppers are one of the most

Cut flowers

Mexico and the Caribbean. Is grown from a bulb as a cut flower or sold as a pot plant. Freesia : The freesia is a herbaceous perennial flowering plant from [...] decades, the Hydrangea has been grown as a cut flower in all sorts of colors and sizes. Hippeastrum is the Latin name for a bulbous plant that originates from [...] freesias are graceful funnel-shaped hybrids, descended from a number of freesias. Lily : Lilium is a genus of herbaceous flowering plants. Most lilies originate

Asian citrus psyllid

citri ), is an important pest of citrus in several countries as it is a vector of a serious citrus disease called greening disease or Huanglongbing. It is [...] disease is spread when adults fly to a healthy plant and injects bacteria into it as they feed. The disease can kill a citrus tree in as little as five years [...] most affected area by the vectored disease. Damage symptoms The psyllid is a sucking insect that inserts its mouthparts into plant tissue to feed. Adults

Tomato leafminer

fruit. Pupation takes place in the soil or on the surface of a leaf, in a curled leaf or in a mine. If they leave the mines they build silk cocoons on the [...] greenish with a black band behind the head. The prepupae of the tomato leaf miner ( Tuta absoluta ) are lighter than the feeding larvae and have a typical pink [...] General The tomato leaf miner (Tuta absoluta), a major pest of field- and greenhouse-grown tomatoes, belongs to the family of Gelechiidae . It is oligophagous

Red palm weevil

legless, pyriform with a brown head and body comprised of 13 segments. Fully grown larvae migrate to the periphery of the palms to build a solid elongated cocoon [...] and feed in the softest and most humid living tissues (growth areas) with a low to moderate proportion of fibres. Their feeding causes deterioration of [...] of the plant, which makes the red palm weevil ( Rhynchophorus ferrugineus ) a very harmful insect. Life cycle and appearance of Red palm weevil The adults

American serpentine leaf miner

American serpentine leaf miner The life cycle of a leaf miner has the following stages: egg, three larval instars, a pupal instar and the adult fly. Adult leaf [...] reduces yield. In full-grown plants of fruiting vegetable crops, however, a considerable quantity of foliage can get damaged before the harvest is affected [...] less significance. Seedlings and young plants can be completely destroyed as a result of the direct damage caused by leaf miners. In gerbera, the larva of

Pea

vegetable is a bright green colour, sometimes yellow or purple and widely grown as a cool season vegetable crop. Immature peas are consumed as a vegetable [...] This popular vegetable is a round seed in the seed pod of the fruit, Pisum sativum . Pods of this plant develop from the ovary of a pea flower and carry numerous

Flies

has recently developed into a major pest on soft fruits in Europe and North America. Sciarid flies and shore flies are mainly a problem in greenhouses. Their [...] matter. Although they cause little direct damage to plants, they are often a problem due to their large number. Larvae of flies of the family Keroplatidae [...] and herbs also causes cosmetic damage, and sometimes this can occur on such a scale that growth, particularly of young cuttings, can be retarded. Solution

Thrips

Thysanoptera Thrips What are thrips? Several species of thrips are a major problem in greenhouse horticulture. The Western flower thrips ( Frankliniella [...] occidentalis ) is the most damaging species. Thrips form the order Thysanoptera, a name that literally means ‘fringed wings’, and refers to the eyelash-like fringe [...] and the black dots of their excreta indicate their presence in the crop. At a later stage, the empty cells become desiccated and the adjacent cells turn