Maize yields have skyrocketed. Back in the 1980s and 1990s 10 tons per hectare was exceptional, with the average on dryland typically being between 3 and 6 t/ha. Today 10 t/ha and even more, even without irrigation, are pretty standard, with the record maize yield (irrigated) being in the vicinity of 23 t/ha! These increases are due to improved hybrids and on-farm management practices.
To spot a disease among your animals early on can really save you a lot of money.
Having problems with dogs or jackal? Try running some donkeys with your livestock.
In South Africa, most farms are one-man shows. This means you are responsible for everything, not only the growing of things! One area that is often not given the attention it deserves is the workforce.