Citrus

warmer climates they are not frost hardy. Temperatures not falling below −2 °C (28 °F) are required for successful cultivation. Theses trees thrive in a

Root and crown rot of strawberry

handling or pests. Optimum temperature for Pestalotiopsis clavispora is 19-23 °C and high humidity or free water stimulates disease development. How to prevent

Black sigatoka disease

optimal conditions (humidity close to saturation and temperature above 20 °C). How to prevent Black sigatoka disease Use resistant cultivars Remove or burn

Horiver Disc

and/or debris Dosage One Horiver Disc per plant. Storage temperature 0-32°C/32-104°F. Storage time See Best before date. Storage conditions In a cool,

Aphidius ervi

is most effective between 20 and 25°C (68 and 77°F). This natural enemy is not effective at temperatures above 30°C/86°F. Behaviour of the parasitic wasp

Amblyseius swirskii

effective at temperatures between 20 and 32°C (68 and 90°F). It is not effective at temperatures below 18°C/64°F. Amblyseius swirskii is sensitive to relative [...] thrips and young eggs, crawlers and second instar larvae of whiteflies. At 25°C under optimal conditions, an adult female Amblyseius swirskii lays 2.3 eggs

Lurem-TR

traps. Storage time See package for expiry date. Storage temperature 8-10°C/47-50°F. Storage conditions Store out of sunlight.

Bacterial spot

itted. Disease development is favoured by temperatures between 24 and 30 °C and high precipitation due to rain, fog or overhead irrigation. Infection is

Angular leaf spot

Infection and disease development are favoured by temperatures around 20 °C during the day and cold nights, in combination with high humidity or presence

Charcoal rot

of infection. Optimum conditions for this fungus are temperatures above 32 °C and dry conditions. In field crops in temperate regions it is therefore not