MARITESS Mendoza, a plant grower in Laur, Nueva Ecija, set aside one-fourth of the 3.7 hectares of her agricultural land to experiment on the viability of biochar as a soil enhancer for onions and other high-value crops or HVCs.
In an interview with The Manila Times, Mendoza, an onion raiser, said she earned an additional P60,000 from the 16 tons of onions to which she had applied biochar, exceeding the usual 10 tons that she harvested in the past using commercial fertilizers.
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