Advances in the ratoon stunting disease of sugarcane .
甘蔗宿根矮化病研究进展。
To produce or grow as a ratoon .
产生根蘖，长出根蘖。
The two factor random experiments were conducted to study the effects of nitrogen applied and planting density on ratoon rice yield of ii youhang1 on culture of early rice .
采用两因素随机区组田间试验方法,研究氮肥施用量与栽培密度对Ⅱ优航1号作早稻再生稻栽培产量的影响。
Nitrogen accumulation and remobilization of ratoon sorghum .
宿根高粱氮素累积与再转运。
Study on cold resistance of introduced ratoon flowers in tangshan area .
