Claim · model-written summary
Combined application of nitrogen and phosphorus at 20 and 40 kg P2O5/ha gave significantly higher seed and straw yield of cowpea than the rest of the treatments.
- Taxon
- cowpea
Vigna unguiculatat0 - Treatment
- combined application of nitrogen and phosphorus levels @ 20 and 40 kg P 2 O 5 /hae0
- Outcome
- seed and straw yielde0
- Direction
- highere0
- Comparator
- rest of the treatmentse0
Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleSettingValueQualifier
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“quality of cowpea”
e0“The combined application of nitrogen and phosphorus levels @ 20 and 40 kg P 2 O 5 /ha was significantly higher in terms of seed and straw yield over rest of the treatments”
Title
H.P. VERMA; P. K. Chovatia; Shish Ram Dhikwal; et al. 2014
Other claims from this paper (8)
- Intervention effect Nitrogen at 40 kg/ha gave the maximum and significantly higher pods per plant, seeds per pod and test weight of cowpea than the control, and remained at par with 20 and 30 kg N/ha.
- Intervention effect Nitrogen at 40 kg/ha gave the maximum and significantly higher seed, straw and biological yield of cowpea than the control, at par with 20 and 30 kg N/ha.
- Intervention effect Nitrogen at 40 kg/ha gave the maximum and significantly higher protein and chlorophyll content of cowpea than the control, at par with 20 and 30 kg N/ha.
- Intervention effect Phosphorus at 80 kg/ha gave the maximum and significantly higher pods per plant, seeds per pod and test weight of cowpea than the control, at par with 40 and 60 kg P2O5/ha.
- Intervention effect Phosphorus at 80 kg/ha gave the maximum and significantly higher seed, straw and biological yields of cowpea than the control, at par with 40 and 60 kg P2O5/ha.
- Intervention effect Phosphorus at 80 kg/ha gave the maximum and significantly higher protein and chlorophyll content of cowpea than the control, at par with 40 and 60 kg P2O5/ha.
- Intervention effect The maximum net returns and benefit-cost ratio of cowpea were found with 20 kg N/ha.
- Intervention effect The maximum net returns and benefit-cost ratio of cowpea were found with 40 kg P2O5/ha.