Fixed position study on basic cropping system of paddy field in downland region of South Sichuan [China]. II. The effect on yield increase and influence to soil fertility by the different patterns of multiple cropping system in paddy fields
1989
Zheng Qingyi | Wang Yunbing | Liu Zhiming (Sichuan Provincial Academy of Agricultural Sciences, Luzhou (China). Inst. of Rice and Sorghum)
Ключевые слова АГРОВОК
Библиографическая информация
Нумерация страниц
pp. 32-37
Другие темы
Ble; Sichuan/ organic matter content; Sol de riziere; Suelo de arrozales; Absorcion de substancias nutritivas; Riz irrigue; Sichuan/ contenido de materia organica; Fertilite du sol; Sichuan/ teneur en matiere organique; Cultivo multiple
Язык
Китайский
Примечание
8 tables, 6 ref. Summaries (Ch, En)
Тип
Summary
1990-08-15
AGRIS AP
Поставщик данных
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