fossil record. it is widely regarded as a marker for the start of land plant evolution during the ordovician period. [ ] the concentration of carbon dioxide in the atmosphere today is much lower than it was when plants emerged onto land during the ordovician and silurian periods. many monocots like maize...
traceability (ipp)the identify preservation programme and traceability (ipp) service responds to clients' demand for information regarding the nature and origin of food products. concerns over gmos (genetically modified organisms) led us to put in place a programme to trace the origins of soya and maize...
actions they can take to prevent getting sick again: use a net, wear long sleeves and trousers after dusk, cut long grasses and clear away any pools of stagnant water around the house that could become a mosquito breeding site. he does all this in addition to his work as a farmer cultivating cassava and maize...