The ways of increasing of productivity of fish ponds in Latvia | Пути повышения рыбопродуктивности прудов Латвии
1966
Okhryamkina, N.P.
The basic means to achieve an increase in the fish production in ponds in Latvia are: 1) the selection work; 2) fertilization of the ponds; 3) increasing of productivity of the feeding ponds; 4) application of herbicides in the amelioration of fish ponds; 5) fighting against fish diseases; 6) increasing of productivity of lakes after their treatment with polychloropinene.
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