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… you do to minimise algal growth? Periphyton feeds on nutrients – such as, nitrogen and … such as fertiliser or nitrogen in imported feed Control the grazing duration of pasture …

… undrenched lambs 2ths benefit from better feed without drenching lambs need left … eggs grazed after newlydrenched lambs feed quantity quality while early days … lambs undrenched focus ewes 2ths hoggets feed supplies lowpoor quality greater risk …