ACROSS
1. Austral (8) 5. Of a plant, shrivelled through dryness (8) 9. Easily managed; compliant (6) 10. The African __________ () is a crop cultivated for its nutritious leaves (10) 11. Government department (8) 14. Cancel or unfasten (4) 17. Husks separated from threshed or winnowed corn (5) 18. Join together (9) 19. Relating to character of sound (5) 20. Kitchen refuse fed to pigs (5) 22. Ferocious river fish of South America (7) 23. Person to aspire to and copy (5) 25. Male bovines (5) 27. List of stock or equipment (9) 28. Popular large fish () caught off South Africa’s eastern and southern coasts (5) 30. Parts of grain plants that contain seeds (4) 32. Expression of welcome (8) 34. Soft, blue-veined Italian cheese (10) 35. Country, capital Georgetown (6) 36. Any plant of the genus, named after the spurred flowers (8) 37. Most poverty-stricken (8)