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Darling River ecology extinct and Murray cod in real trouble , warns expert

Darling River ecology extinct and Murray cod in real trouble , warns expert Dr Stuart Rowland FriFriday 12 MarMarch 2021 at 9:21pm Murray cod numbers in the Murray-Darling system will never return to what they were just decades ago, says Dr Rowland. ( Share Print text only Cancel The Darling River s aquatic ecology is so degraded it has become extinct and iconic fish species including the Murray cod face an uncertain future, according to one of Australia s most respected fish scientists. Key points: Dr Rowland says prolonged drought and irrigation have created an ecological disaster in the Darling River He says a 2003 report declaring the Darling endangered was met with a tenfold increase in water extraction

Darling River ecology extinct and Murray cod in real trouble , warns expert Dr Stuart Rowland

Darling River ecology extinct and Murray cod in real trouble , warns expert Dr Stuart Rowland By Sean Murphy © Provided by ABC NEWS Murray cod numbers in the Murray-Darling system will never return to what they were just decades ago, says Dr Rowland. (ABC Landline: Sean Murphy) The Darling River s aquatic ecology is so degraded it has become extinct and iconic fish species including the Murray cod face an uncertain future, according to one of Australia s most respected fish scientists. Dr Stuart Rowland worked for the New South Wales Department of Primary Industries for 33 years until 2011. He is credited with describing the biology of the Murray cod and developed hatchery techniques for a number of native fish species.

Scientists aim to breed easier-to-crack macadamias with more nut, less shell

Scientists aim to breed easier-to-crack macadamias with more nut, less shell SatSaturday 23 Professor Bruce Topp s research aims to improve production and profitability for the macadamia industry. ( Share Print text only Cancel If you ve ever risked your fingers while hitting a macadamia with a hammer, you ll know that the nuts can be tough to crack, yielding a small but tasty kernel inside. Key points: Macadamias have three layers: the outer husk, the shell and the inner kernel Scientists aim to breed nuts that have tougher husks, thinner shells and larger kernels Some of Australia s brightest horticultural minds are trying to change that by selectively breeding for macadamias with thinner shells, larger kernels and tougher exterior husks to protect the nuts from birds and insects.

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