oa Agriprobe - Low temperatures and wheat yields

Volume 1 Number 4
  • ISSN : 1810-9799



Extracted from text ... AgriPROBE November 2004 8 Low-lying areas, particularly on the east and south facing slopes of camps, and in production areas such as the Riversdale ""vlakte"" were most severely affected by low temperatures. Cold temperatures at flowering reduced the number of fertile florets and, therefore, the number of kernels per ear. As the plants matured the ears remained poorly developed and fungal infection caused them to turn a ""dirty and blotched"" golden-brown colour. Because cold damage is a rare phenomenon in the southern Cape, farmers and advisors did not recognise the symptoms and the poor grain fill was blamed on poor ..

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