Abstract
In a sustainable agriculture system, closed organic materials could help utilize local resources and improve farming efficiency. The purpose of this study was to utilize nearby materials with a high decomposition rate, allowing for the incorporation of well‐known residues. Specifically, Tithonia diversifolia and Alnus acuminata biomass were targeted as materials to be mixed with farmyard manure. Different rates of T. diversifolia and A. acuminata biomass + farmyard manure compost materials were assessed with the application of NPK in all the treatments, with two levels of lime (0 and 1.5 t/ha). The compost made by T. diversifolia + farmyard manure increased the dry matter and yield of Irish potato and maize, and lime has contributed to dry matter and yield production. The application of 5 t/ha of manure did not affect much the dry matter yield. 10 t, 15 t, 20 t, 25 t, and 30 t significantly produced good dry biomass compared to the control, but manure rates above 5 t/ha gave similar yields, except for 25 t/ha, which was distinctly higher. Lime application significantly increased the dry matter yield from 3.4 to 3.8 t/ha. All the rates significantly responded well compared to the control on tuber parameters, and the five levels (10 t, 15 t, 20 t, 25 t, and 30 t) with lime belatedly indicated a significant difference with the rate of 5 t/ha on the yield. Both closed biomass sources, farmyard manure from animals, demonstrated strong potential as effective composting materials.
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Claims 10
Claim · model-written summary
Tithonia compost increased Irish potato dry matter and yield.
- Taxon
- Irish potatoe0
- Treatment
- T. diversifolia + farmyard manuree0
- Outcome
- dry matter and yielde0
- Direction
- increasede0
Not reportedComparator
Verbatim
t0“Enhancing Crop Yield and Soil Fertility With Integrated Compost Management Using Tithonia and Alnus Biomass”
e0“The compost made by T. diversifolia + farmyard manure increased the dry matter and yield of Irish potato and maize”
Claim · model-written summary
Tithonia compost increased maize dry matter and yield.
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“Enhancing Crop Yield and Soil Fertility With Integrated Compost Management Using Tithonia and Alnus Biomass”
e0“The compost made by T. diversifolia + farmyard manure increased the dry matter and yield of Irish potato and maize”
Claim · model-written summary
Lime contributed to dry matter and yield production.
Not reportedComparatorDirection
Verbatim
t0“Enhancing Crop Yield and Soil Fertility With Integrated Compost Management Using Tithonia and Alnus Biomass”
e0“lime has contributed to dry matter and yield production”
Claim · model-written summary
Applying 5 t/ha manure had little effect on dry matter yield.
Not reportedComparator
Verbatim
t0“Enhancing Crop Yield and Soil Fertility With Integrated Compost Management Using Tithonia and Alnus Biomass”
e0“The application of 5 t/ha of manure did not affect much the dry matter yield”
Claim · model-written summary
Manure rates of 10 to 30 t produced significantly more dry biomass than the control.
Verbatim
t0“Enhancing Crop Yield and Soil Fertility With Integrated Compost Management Using Tithonia and Alnus Biomass”
e0“10 t, 15 t, 20 t, 25 t, and 30 t significantly produced good dry biomass compared to the control”
Claim · model-written summary
Manure rates above 5 t/ha had similar yields, except 25 t/ha was distinctly higher.
Verbatim
t0“Enhancing Crop Yield and Soil Fertility With Integrated Compost Management Using Tithonia and Alnus Biomass”
e0“manure rates above 5 t/ha gave similar yields, except for 25 t/ha, which was distinctly higher”
Claim · model-written summary
Lime significantly raised dry matter yield from 3.4 to 3.8 t/ha.
- Taxon
- Crop Yieldt0
- Treatment
- Lime applicatione0
- Outcome
- dry matter yielde0
- Direction
- increasede0
- Value
- 3.4 to 3.8 t/hae0
Not reportedComparator
Verbatim
t0“Enhancing Crop Yield and Soil Fertility With Integrated Compost Management Using Tithonia and Alnus Biomass”
e0“Lime application significantly increased the dry matter yield from 3.4 to 3.8 t/ha”
Claim · model-written summary
All compost rates significantly improved tuber parameters over the control.
Verbatim
t0“Enhancing Crop Yield and Soil Fertility With Integrated Compost Management Using Tithonia and Alnus Biomass”
e0“All the rates significantly responded well compared to the control on tuber parameters”
e1“The compost made by T. diversifolia + farmyard manure increased the dry matter and yield of Irish potato and maize”
Claim · model-written summary
Five compost rates with lime significantly differed from 5 t/ha in yield.
- Taxon
- Crop Yieldt0
- Treatment
- 10 t, 15 t, 20 t, 25 t, and 30 t) with limee0
- Outcome
- yielde0
- Comparator
- the rate of 5 t/hae0
Not reportedDirection
Verbatim
t0“Enhancing Crop Yield and Soil Fertility With Integrated Compost Management Using Tithonia and Alnus Biomass”
e0“the five levels (10 t, 15 t, 20 t, 25 t, and 30 t) with lime belatedly indicated a significant difference with the rate of 5 t/ha on the yield”
Claim · model-written summary
The authors identify both biomass sources and farmyard manure as promising compost materials.
Verbatim
t0“Enhancing Crop Yield and Soil Fertility With Integrated Compost Management Using Tithonia and Alnus Biomass”
e0“Both closed biomass sources, farmyard manure from animals, demonstrated strong potential as effective composting materials”
The same questions in other papers
Tithonia diversifolia · yield · Zea mays (maize)Results agree
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- positive
- positive
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3,484 papers in the same direction as this paper · 338 in the opposite direction · 85 reporting no difference from an alternative
- positive
- negative
- no effect
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See all 3,908 papers →Claims are grouped by organism, treatment and what was measured or targeted. A paper counts as positive when any of its claims in the group is positive.