On the cool-weather damages of paddy rice culture in the mild climate area of Japan

agentes nocivos agricultura de regadio arroz arroz irrigado asia asie cereales cereals chemicophysical properties cropping systems crops cultivar cultivars cultivation cultivo cultivos cultivos de grano diseases economic plants enfermedades fungosas environmental effects facteur nuisible grain crops injurious factors irrigated farming irrigated rice japan japon methode methods mycose mycoses periodicidad periodicity plantas plante plante de culture plants pratique culturale rice riz saison seasons sistemas de cultivo temps tiempo time timing