Steinernema feltiae

killing the host within a few days. The nematodes then feed and reproduce within the cadaver of the dead host, resulting in the emergence of a new generation [...] nematodes penetrate the pest's body through natural openings. Once inside the pest, the nematodes release symbiotic bacteria, typically of the genus Xenorhabdus [...] should take place to prevent nematodes sinking to the bottom of the spray tank Avoid sprayers equipped with centrifugal or piston pumps Water tank temperature

Lettuce

About Lettuce (Lactuca sativa) belongs to the daisy family, Asteraceae. It is a hardy annual that is easy to cultivate and most often grown for its leaves [...] leaves. It is, however, often plagued on by a number of insect and mammal pests and fungal and bacterial diseases, and can suffer numerous nutrient deficiencies

Pumpkin, squash and gourd

gourd is a genus of herbaceous vines belonging to the gourd family, Cucurbitaceae . Cucurbits, as they are also know, are indigenous to the Andes region and [...] squash or gourd. That depends on species, variety and local jargon. The fruits of the Cucurbita species are usually large and fleshy, but their size can

Apple

there for thousands of years, before European colonists introduced the tree to North America. The deciduous apple tree belongs to the rose family and is [...] its fruit all over the world. It is the most common cultivated species of the genus Malus . Currently, more than 7,500 known varieties of apples are being [...] ly there exists also a wide range of bi- or tri-colored cultivars. The skin of the apple is protected by a layer of epicuticular wax. Apples usually have

Pollination checklist tomato

crop and the presence of sufficient healthy flowers form the basis for good pollination . Various factors can disturb the health of the plant and thus [...] conditions and the influence of chemicals on the plants or flowers. Bumblebees maintain a constant temperature in the hive. If the temperature to which they [...] bumblebee bites onto the flower and makes the flower vibrate. This is known as buzz pollination. The imprints of the bumblebee's jaw on the flower (bite marks)

Crane flies

General The larvae of crane flies , called leatherjackets, live in the soil and feed on roots and shoots (which they pull into the ground of mainly grasses [...] emerge, part of the pupal case can be found sticking out above the soil surface. Adult common crane flies emerge from the soil in late summer to fall, and [...] again and feed voraciously when the soil begins to warm up in spring. The larvae pupate below the soil surface in summer. The pupal stage lasts about two weeks

Aphelinus abdominalis

hardens to become a leathery, black mummy. The adult wasp appears through an irregularly serrated hole at the posterior end of the mummy, on which the aphid’s [...] density and should always be adjusted to the particular situation. Start introduction preventively soon after planting of the crop. Introduction rates typically [...] herself around, curls up the wing tips, and will try to pierce the aphid in the abdomen with her long ovipositor. The ovipositor will remain inserted for several

Plum

About A plum is a fruit that belongs to the subgenus Prunus as well as the genus Prunus . This fruit comes in many species, and taxonomists cannot agree [...] Depending on who you are asking to, between 19 and 40 different species of plum currently exist. However, only two species, the hexaploid European plum ( Prunus [...] Prunus domestica ) and the diploid Japanese plum ( Prunus salicina and hybrids), play a significant, commercial role. The plum is a drupe, so its firm and

Cryptolaemus montrouzieri

for mealybug control The predatory beetle Cryptolaemus montrouzieri is a species of beetle belonging to the family Coccinellidae. The beneficial insect is [...] species such as the citrus mealybug and the long-tailed mealybug . The predatory beetle Cryptolaemus montrouzieri is used for the control of the following pests: [...] mealybugs. Once the supply of mealybugs becomes inadequate, the ladybirds fly off in search of new prey. Sometimes the larvae resort to cannibalism under these

Ervibank

population of parasitic wasps on the cereal plants. The aphid infestation level remains low due to the continuous presence of large quantities of parasitic [...] start to grow Best results are obtained when the banker plants hang above the crop To prevent the crop from honeydew contamination, secreted by the aphids [...] Open the box immediately after receipt Fill a hanging basket of 20 cm diameter with a piece of wetted rock wool Take the tussock of cereal plants from