Disease, insect pest and disease strawberry important
1.Virus disease will show symptoms curly leaf, wrinkled leaves twisted leaves roll up or symptoms ใบด่าง, leaf size smaller than normal short stature dwarf Gran The shorter the canopy leaves are tight, found mainly caused by sucking insects such as aphids, thrips.Protection By the early varieties certified that sterile virus or varieties resistance to nourish to plant a strong, get rid of arthropod vectors of disease. Using the neem extracts or sticky traps, etc. this disease.When it was found that should be withdrawn and destroyed immediately
.2.Anthracnose caused by RA Lo electro (Kam Which can be caused to all parts of the strawberries. If the flow will air show, starting from the small wound magenta on flow and spread throughout the length of fluid. The extended long.The flow may not dead but when moving tons flows down when infected planting condition suits. The growth of the bacteria is hot and humid. Strawberry leaf wilt symptoms symptoms later will weaken rapidly.A reddish brown. This disease can occur with the strawberry with will find symptoms of the elliptical dark brown, the sink deep into the skin effect protection Should not be too much nitrogen fertilizerA soft อกซี stroma fly, carbendazim, a Difenoconazole Pro recycle Mido, benomyl periodically. Until the weather colder. Which is unsuitable for the growth of bacteria state
.
การแปล กรุณารอสักครู่..
