daffid mihailov scrie:Nu stiu cum o fi cu derogarile, dar eu ma gandesc serios sa scot floarea din calcul. Rapita am scos-o de cativa ani. Cred ca la floare hibridizarea ci nu neonicotinoida e mai mult de vina. Nu mai e melifera albina se uzeaza aiurea.
Hibridizarea are influenta doar la lipsa cules. Nu afecteaza sanatatea albinelor. In schimb neonicele ... moarte sigura !.
La o simpla cautare,
http://citybugs.tamu.edu/factsheets/ipm ... icotinoid/ un mic extras,
To find out whether an insecticide you see on the shelf of your hardware, pest control supply or garden center is a neonicotinoid, look on the list of active ingredients. If you see one of the following names listed, the insecticide includes a neonicotinoid:
Acetamiprid
Clothianidin
Dinotefuran
Imidacloprid
Nitenpyram
Thiocloprid
Thiamethoxam
In addition to being effective against sap-feeding pests, neonicotinoids provide good control against certain beetles (like white grub larvae in lawns), fleas (Advantage flea control products, and nitenpyram pills for pets), certain wood boring pests, flies (fly baits), cockroaches and others.
Intr-o primavara, un fermier de aici, ne-a terminat albinele la toti apicultorii din zona, peste 800 de familii... nexam productie si nici dezvoltare pe intreg sezonul . In iarna am bagat mai putine familii decat nr-l iesit in primavara.
Substanta a fost Thiamethoxan.
Deci ...