A series of trials is taking place on potato farms to look at effective alternatives for banned chemicals such as
diquat and CIPC.
Research into desiccants has also been going ahead as part of AHDB's national campaign, which is looking at alternatives following the loss of
Diquat.
Producao e qualidade fisiologica de semente de feijao apos aplicacao do herbicida
Diquat. Semina: Ciencias Agrarias, v.34, p.1707-1714, 2013.
Huang et al., "A host-guest complexation based fluorescent probe for the detection of paraquat and
diquat herbicides in aqueous solutions," RSC Advances, vol.
[6] WHO, "Environmental Health Criteria 39," in Proceedings of the International Program on Chemical Safety (IPCS), Paraquat and
diquat, Geneva, Switzerland, 1984.
The 20 most frequently used active ingredients in the period 2012-2016 were Glyphosate (herbicide), Chlorpyrifos (insecticide), 2.4-D (herbicide), Atrazine (herbicide), mineral oil (adjuvant), Mancozeb (fungicide), Methoxyfenozide (Insecticide), Acephate (insecticide), Haloxyfop-P-methyl (herbicide), Lactofen (herbicide), Methomyl (insecticide),
Diquat (herbicide), Picoxystrobin (fungicide), Flumetsulam (herbicide), Teflubenzuron (insecticide), Imidacloprid (insecticide), Lambda-cyhalothrin (insecticide), Imazethapyr (herbicide), Azoxystrobin (Fungicide) and Flutriafol (Fungicide).
Immediately before sowing, Spray.Seed 250 (active ingredients (a.i.s) 11.5% w/v paraquat dichloride, 9.8%
diquat dibromide, Syngenta) was applied at 2 L [ha.sup.-1], Treflan 480 (a.i.
If Roundup contains
Diquat, this could kill the soybeans.