선물 시세1 우려되는 식량대란과 기아인구의 급증 Falling behind in the race to grow food As income, population, and temperature rise, a need for resilient crops The dun wheat field spreading out at Ravi P. Singh's feet offered a possible clue to human destiny. Baked by a desert sun and deliberately starved of water, the plants were parched and nearly dead. (중략) The rapid growth in farm in farm output that defined the late 20th century has slow.. 2011. 6. 4. 이전 1 다음 반응형 반응형
