Лечение пчел от варроатоза кислотами. Петр Сакара.
Обработка пчёл щавелевой и муравьинной кислотами. Борьба с клещем варроа. Пчеловод-практик Петр Сакара, Молдовия.
1 month ago 00:38:24 1
1 month ago 00:04:34 2
1 month ago 00:14:45 1
1 month ago 03:04:41 1
1 month ago 00:17:02 1
1 month ago 00:17:35 1
1 month ago 00:13:44 1
1 month ago 01:19:59 1
1 month ago 00:04:33 1
1 month ago 00:16:29 1
2 months ago 00:18:28 1
2 months ago 00:00:54 1
2 months ago 00:16:31 1
2 months ago 00:15:02 1
2 months ago 00:04:20 1
2 months ago 00:17:34 1
2 months ago 00:03:15 1
2 months ago 00:11:52 1
2 months ago 00:06:14 1
2 months ago 00:06:09 6
3 months ago 00:15:22 1
3 months ago 00:01:47 1
3 months ago 00:00:40 1
3 months ago 01:21:21 1
