Agirite

Mixing crops could be a game changer for your farm or the reason your harvest disappoints. The difference is in how you plan the combination. Two crops sharing a field also share sunlight, water, nutrients and space. A successful intercrop manages that competition so the combined harvest makes good use of the land. Before planting, look beyond the names of the crops. Consider their varieties, growth habits and maturity periods. Bush beans and climbing beans, for example, behave differently alongside another crop. Think about what the field will look like at full growth. Will the taller crop heavily shade the shorter one? Will spreading vines interfere with harvesting? Can you still enter the field to weed, inspect plants and apply inputs? A gap between young plants is not necessarily wasted land. It may be space those plants need as they develop. Filling every gap with another crop can create overcrowding later. Use a row or strip arrangement suited to the combination, with spacing based on local recommendations. Avoid planting both crops at their full sole crop populations without evidence that the arrangement works under your conditions. Planting time matters too. A rapidly growing crop can dominate one established later. In suitable combinations, an earlier harvest can free space and light for the remaining crop. Plan this around actual variety maturity and seasonal conditions. Also, do not assume that adding beans means you can stop feeding the other crop. Legumes use much of the nitrogen they fix for their own growth. Their presence does not guarantee enough nitrogen for neighbouring maize or vegetables during that season. Check whether management practices are compatible. A herbicide suitable for maize may damage beans growing beside it. Irrigation, fertilizer placement and crop protection must account for every crop in the field. Finally, measure the result fairly. Record the marketable harvest from each crop, labour, input costs and sales. Compare the mixture with growing the crops separately on the same total land area. One crop yielding less does not automatically mean the intercrop failed, but having two harvests does not automatically mean it succeeded. Start with a small trial before expanding. Which crops are you combining, and what improvement are you expecting from that combination? #HingaWororenaAgronomme