id	keyword
american_scientific_journal-9106	neem
american_scientific_journal-9106	yield
american_scientific_journal-9106	npk
american_scientific_journal-9106	maize
american_scientific_journal-9106	cake
american_scientific_journal-9106	uptake
american_scientific_journal-9106	soil
american_scientific_journal-9106	research
american_scientific_journal-9106	neem cake
american_scientific_journal-9106	journal
american_scientific_journal-9106	fertilizer
american_scientific_journal-9106	growth
american_scientific_journal-9106	grain
american_scientific_journal-9106	plant