14. IRRI Agronomy Challenge: Checking Nitrogen Level with the Leaf Color Chart (10 March 2012)

Просмотров: 1 | Время: 02:20 | Голосов: +1 +1 | Скачать

Скачать клип 14. IRRI Agronomy Challenge: Checking Nitrogen Level with the Leaf Color Chart (10 March 2012)