Phosphorus and nitrogen contents of azolla grown in the Philippines

• http://ci.nii.ac.jp/naid/110001719960
• https://www.cabdirect.org/abstracts/19901949243.html
• https://www.cabdirect.org/cabdirect/abstract/19901949243
• https://www.tandfonline.com/doi/abs/10.1080/00380768.1990.10414998
• https://www.tandfonline.com/doi/pdf/10.1080/00380768.1990.10414998

•  
• Overview
•  
• Research
•  
• Identity
•  
• Additional Document Info
•  
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Overview

authors

• Iwao, Watanabe
• WATANABE, I
• Watanabe, I.
• Ramirez, Carlos
• Ramirez, Corazon

publication date

• 1990
• 1990
• 1990

has subject area

• clarisaCountry-608
• Azolla
• Environmental Sciences
• Environmental Sciences & Ecology
• Philippines
• agriculture
• agronomy
• animal science
• azolla pinnata
• biology
• dry matter
• fertilizer
• green manure
• nitrogen
• nutrient
• paddy field
• phosphorus
• plant sciences
• soil science
• soil sciences

published in

• Soil Science and Plant Nutrition

Research

keywords

• plant science
• soil science

Identity

Digital Object Identifier (DOI)

• 10.1080/00380768.1990.10414998

Additional Document Info

start page

• 319

end page

• 331

volume

• 36
• vol. 36

issue

• 2