PMSP for Spinach in Delaware, Eastern Shore Maryland, and New Jersey

Priorities

Category Rank Pest Type Pest Crop Stage Priority
Extension/Outreach 1 All 6- to 12-Inch Shoot List spinach in plant-back restrictions tables: when can you plant spinach after you have used various herbicides on other crops (15).
Regulatory 1 All 6- to 12-Inch Shoot White rust: reregistration of maneb or Mancozeb to be used in rotation with Quadris even if they were registered with limited usage (once per season) and with preferred 7 day PHI. It is important not just for White rust – these products are superior to any current chemistry for leaf spot (15).
Regulatory 1 All 6- to 12-Inch Shoot Keep dimethoate for aphids
Regulatory 2 All 6- to 12-Inch Shoot Actigard – get a 24C for MD and DE (0).
Regulatory 2 All 6- to 12-Inch Shoot Stinger: change PHI to closer to harvest (now 21 days) (15).
Regulatory 3 All 6- to 12-Inch Shoot Spinaid needs label for fresh market and processing with shorter PHI for all (15).
Regulatory 3 All 6- to 12-Inch Shoot Paraquat as post plant, pre-emergent burn down
Regulatory 4 All 6- to 12-Inch Shoot Keep diazinon as a soil applied treatment (14).
Regulatory 5 All 6- to 12-Inch Shoot Use of Capture to control grasshoppers – reduced PHI (12). (Grasshopper currently not on Capture label.)
Regulatory 6 All 6- to 12-Inch Shoot Some formulations of Captan are registered for application pre-plant incorporated, but there are some that are not. Do we need to change? Captan, even though a B2 Carcinogen, is a critical use (12).
Research 1 All 6- to 12-Inch Shoot Need something to control winter annuals, especially chick weed (15).
Research 1 All 6- to 12-Inch Shoot Need new seed treatments for seed corn maggot
Research 2 All 6- to 12-Inch Shoot Question seed treatment long term effectiveness with aphids. This will need to be addressed through IR-4
Research 2 All 6- to 12-Inch Shoot Research is needed on prediction and detection of white rust for timing of fungicide application, especially initial infection (15).
Research 3 All 6- to 12-Inch Shoot A product is needed for white rust (in addition to copper) to alternate with strobilurans, Acrobat, Etc (14).
Research 3 All 6- to 12-Inch Shoot White rust transmission – is it really soil borne? How important is soil borne innoculum
Research 4 All 6- to 12-Inch Shoot Biologicals research for white rust, damping off or root rot. For example, Seranade or Trichoderma
Research 4 All 6- to 12-Inch Shoot IR-4 residue trials to reduce PHI for Provado and dimethoate on Green Peach Aphid (13).
Research 5 All 6- to 12-Inch Shoot Damping off and root rot need more materials for control (12)
Research 5 All 6- to 12-Inch Shoot In furrow treatments for root rots: Cabrio and Quadris
Research 6 All 6- to 12-Inch Shoot ID races of Downy mildew in region
Research 6 All 6- to 12-Inch Shoot Etiology of Cucumber Mosaic Virus (10).