Detailed text transcripts for TV channel - DW - 20171209:14:33:00
Come out of its cup here yet it's just nothing. out of renown research institute or the harare inspect the trial field. the fall army worm and invasive species has done a lot of damage here and throughout the country it's estimated that about a tenth of the maize crop is a fact it. insecticides have been used to contain the past. but the scientists say only a balanced ecosystem with natural past predators can ensure success in the future. we work with. biological control of the past and also through economic missions like conservation ecology into the integration of trees. and also help to con...
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