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The Effect of Organic Matter (Pueraria javanica) and Rock Phosphate on the Growth and P-uptake of Corn Plant (Zea mays) in Andisol Pasir Saronggae
(IPB (Bogor Agricultural University), 2003)
Phosphor (P) is the second esensial element after nitrogen which is needed by plants, however, its ava/i!ahi/ity is a problem in vulcanic ash soils such as Andisol. The objective of the research was to study the effect of ...
Direct and Indirect Methods of Soil Microbial-Biomass Determination: Weakness and Srength
(IPB (Bogor Agricultural University), 2003)
Dalam dua dasawarsa terakhir ini telah terjadi peningkatan minat para pakar ilmu tanah dan lingkungan dalam menentukan jumlah total mikroorganisme dalam contoh tanah. Minat tersebut muncul karena para pakar menyadari ...
The Changes in Chemical and Physical Properties of Fibric Peat Pollowing Burning
(IPB (Bogor Agricultural University), 2003)
Fire is still used until today for land preparation because it is cheap, easy and relatively quick to be done, meanwhile the impact is still not much yet known especially for peat land Due to that reason the research ...
Effective Technique of Run Off Control on Sloping Upland Farming
(IPB (Bogor Agricultural University), 2003)
The aims of this study were to find out the effects of run off control techniques and cropping patterns on run off rate of sloping upland farming. A series of factorial experiments was conducted on a Lithic Dystrudepts ...
Use of volcanic sands as a natural fertilizer: increasing release of nutrients
(IPB (Bogor Agricultural University), 2003)
Volcanic sands, that contain relatively high content of dark minerals. can be used as a natural fertilizer. Unfortunately, the amount of the nutrients from this material available for the plant growth is very low. To ...
Isolation and Selection of Growth Promoting Phyllosphere Bacteria from Leaf of Rice (Oryza sativa L.) Cultivar IR-64
(IPB (Bogor Agricultural University), 2003)
Phylosphere bacteria are bacteria live on the leave surface. Phylosphere bacteria have been reported to improve the growth of several plants such as rice. However, in Indonesia, the study concerning phylosphere bacteria ...