[The effect of humic acid fertilizer and its reasonable utilization in rice cultivation]. [Korean]
1987
Ri M.K.
The humic acid fertilizer made the chemical and physical characteristics of soil better, and the effect of fertilizer increased as follows; the absorption ratio as to 7.7% and the phosphorus fertilizer 20% higher. When the rice seed is treated, and the rice seedling bed applied by the humic acid fertilizer, the germination rate is increased to 4-9% higher, and the seedling gets strong to grow, by help of the action of growth acceleration.
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书目信息
其它主题
Propiedades fisico quimicas; Korea democratic people' s republic; Acido humico; Abonos organicos; Propriete physicochimique; Republique dem et pop de coree; Republica popular dem de corea
注释
Thesis for Associate Doctor. 63 tables; 11 ill. AVAILABILITY: Academy of Agricultural Science, Pyongyang, Korea Democratic People's Republic.
类型
Journal Article; Thesis Or Dissertation; Non Conventional
团体作者
Academy of Agricultural Science, Wonsan (Korea Democratic People' s Republic). Kwangwondo Inst. for Agricultural Science
Academy of Agricultural Science, Pyongyang (Korea Democratic People' s Republic).
2012-11-15
AGRIS AP
