• Cotton bollworm

  by mining. All fruits can be damaged, although the preference is for smaller specimens. The fruits stop growing, mature rapidly, and drop off. In legumes [...] legumes, flowers are attacked, and seed pods may be pierced. Life cycle and appearance of Cotton bollworm Eggs are deposited individually on young shoots near [...] most mobile, and move like loopers. The caterpillars are often aggressive and cannibalistic. Pupation occurs in the soil, with pupae of 14 to 18 mm long, with

• American serpentine leaf miner

  premature leaf-fall and cosmetic damage. In tropical and subtropical areas this can lead to burning in fruit such as tomato and melon. Loss of leaves [...] gerbera and chrysanthemum. Today the insect is widespread across the whole world. Damage symptoms Leaf miners cause damage to plants both directly and indirectly [...] ornamental crops, this is usually of less significance. Seedlings and young plants can be completely destroyed as a result of the direct damage caused by

• Amblyseius swirskii

  spider mites and tarsonemid mites. They can also feed on pollen, which is useful for instance in sweet pepper crops as the predatory mite can establish in [...] conditions for use of Amblyseius swirskii Amblyseius swirskii is most effective at temperatures between 20 and 32°C (68 and 90°F). It is not effective at temperatures [...] Amblyseius swirskii can also survive on pollen and other prey and can establish in the crop before the pest appears. These predatory mites are employed as part

• The importance of women in Agriculture

  August 15, 2022

  about agriculture and helping other women to find their feet within this space. One of the insights we loved was something that can easily be missed. Cecilia [...] Dis has been an agronomist for more than 26 years and she emphasises that you do not have to compromise your femininity to be successful in agriculture [...] need and opportunities available in agriculture for scientists. “Agriculture has become a highly specialised industry that rely on technology and innovation

• Breaking ground in SA for the macrobial control of stinkbug done by parasitic wasps

  August 1, 2022

  has 100 adult Trissolcus wasps, normally released at a rate of a 100 wasps/ha. Directions for use : Containers can be left open in the field, preferably [...] Trissolcus wasps can parasitize up to 300 eggs and they are a hardy species that can survive up to 2 weeks without food. Trissolcus feeds on pollen and nectar, [...] enough for commercial control. Packaging : Carton tube containing 100 adult wasps. Temperature range : 5 - 35 °C Speak to us about how you can be Partners

• Thrips Identification Guide

  Feeding can also cause spots on flowers. Vector of TSWV. Outside very common on onion and leek, in greenhouses found on both ornamental and vegetable [...] species. Adults and larvae present on leaves and flowers, pupation occurs in the substrate. Reproduction time is about 18 days at 25°C. Females lay 20-60 [...] high densities, leaves and fruit turn brown and growth is reduced. Vector of TSWV and other viruses. Q-organism in the EU and not present, but sometimes

• Aphidoletes aphidimyza

  gall-midges will leave the bottle and spread The dosage of Aphidend depends on climate, crop and aphid density and should always be adjusted to the particular [...] feed on aphids and can often be found near aphid-infested areas. Pupal Stage: When the larvae are full-grown they jump from the leaves and Aphidoletes aphidimyza [...] populations in various agricultural and horticultural settings. The predatory gall midge Aphidoletes aphidimyza is used for the control of the following pests:

• 2023 trial season proves value of biological solutions in outdoor crops

  February 22, 2024

  protection can do for them. Throughout the year, they followed our protocols for a range of products, from biofungicides to natural enemies. And at each stage [...] crops are being phased out, there is an urgent need for biological alternatives. The trials with Citripar and Cryptobug , Koppert's solutions for the prevention [...] fact that these solutions can be integrated into an IPM system and combined with conventional solutions is very good news for growers.’

• Integrated Pest Management

  sticky traps and pheromones, growers can promptly detect the presence of pests and respond accordingly. The use of insect traps can also be an effective [...] integrating both biological and chemical methods can enhance pest management, but it's essential to follow guidelines for compatibility. You can check the [...] reliance on chemical pesticides, which can have adverse effects on both crops and the environment. Beneficial insects and biological control One of the key

• Laeveld_Agrochem_GROEI_20_-_Winter_2022.pdf

  to monitor and control insect pests. Identifying volatile compounds that can be used in lures to attract insect pests can be a timely and difficult process [...] al stages. 8 GROEI By using ITEST CARBOHYDRATES™ analyses, sugars and starch levels in leaves and roots can be accurately and continuously monitored at [...] stage of leaf and root collection and purpose of sampling: Zinc Many enzymes require zinc ions for their activity, and zinc is required for chlorophyll