Abstract
Trials were conducted for ameliorating the red lateritic soils of Vamban with organic and inorganic amendments under maize black gram cropping sequence. The results revealed that application of pressmud (5 t/ha) significantly increased the grain yield of maize. While soil pH was significantly increased due to pressmud (5 Uha) and lime (2 t and 4 t/ha), soil hardness was only marginally influenced. Application of amendments did not influence soil available nitrogen and phosphorus, but FYM (5 tha) significantly increased the soil available potassium. There was indications of the residual effect of amendments on the subsequent crop.
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Claims 7
Claim · model-written summary
Pressmud at 5 t/ha significantly increased maize grain yield.
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“application of pressmud (5 t/ha) significantly increased the grain yield of maize”
Claim · model-written summary
Pressmud significantly increased soil pH.
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“soil pH was significantly increased due to pressmud (5 Uha) and lime (2 t and 4 t/ha)”
t0“MAIZE”
Claim · model-written summary
Lime significantly increased soil pH.
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“soil pH was significantly increased due to pressmud (5 Uha) and lime (2 t and 4 t/ha)”
t0“MAIZE”
Claim · model-written summary
The amendments only marginally influenced soil hardness.
Not reportedComparatorDirection
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“soil hardness was only marginally influenced”
e1“organic and inorganic amendments under maize black gram cropping sequence”
Claim · model-written summary
The amendments did not influence available soil nitrogen and phosphorus.
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Application of amendments did not influence soil available nitrogen and phosphorus”
e1“under maize black gram cropping sequence”
Claim · model-written summary
FYM significantly increased available soil potassium.
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“FYM (5 tha) significantly increased the soil available potassium”
e1“under maize black gram cropping sequence”
Claim · model-written summary
There were indications of a residual amendment effect on the subsequent crop.
- Outcome
- residual effect of amendments on the subsequent crope0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“There was indications of the residual effect of amendments on the subsequent crop.”
t0“MAIZE”
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