create table rowintocolums (PondCrop varchar(50), DOC int, ABW decimal(8,2), TargetABW decimal(8,2))

Insert into rowintocolums values
('01PA02-18',28,0.87,2.6),
('01PA02-18',35,1.8,3.7),
('01PA02-18',42,2.4,4.8),
('01PA02-18',49,3.51,5.9),
('01PA02-18',56,4.6,7),
('01PA02-18',63,5.51,8.1),
('01PA02-18',66,6.53,8.1),
('01PA02-18',73,7.42,9.2),
('01PA03-18',14,0.53,0.77),
('01PA03-18',21,1.14,1.5),
('01PA03-18',27,0.91,1.5),
('01PA03-18',34,1.67,2.6),
('01PA03-18',41,2.2,3.7),
...etc...

declare @DOC nvarchar(100) = ',max(case when PondCrop = ''{PondCrop}'' then DOC END) as ''{PondCrop}_DOC'' '
declare @ABW nvarchar(100) = ',max(case when PondCrop = ''{PondCrop}'' then ABW END) as ''{PondCrop}_ABW'' '
declare @TargetABW nvarchar(100) = ',max(case when PondCrop = ''{PondCrop}'' then TargetABW END) as ''{PondCrop}_TargetABW'' '
declare @cols nvarchar(max)
declare @sql nvarchar(max) = '
select {cols}
from (select r.*, PondCrop as PondCrop_ABW, PondCrop asPondCrop_TargetAHW
		 , rn = ROW_NUMBER() over (partition by PondCrop order by (select 1))
	from rowintocolums r ) src
group by rn
'

select @cols = stuff(cols,1,1,'')
from (
	select replace(@DOC, '{PondCrop}', PondCrop)
		 , replace(@ABW, '{PondCrop}', PondCrop)
		 , replace(@TargetABW, '{PondCrop}', PondCrop)
	from rowintocolums
	for xml path('')
) x(cols)

select @cols

select @sql = replace(@sql, '{cols}', @cols)
select @sql
exec(@sql)

01PA01-18_DOC	01PA01-18_ABW	01PA01-18_TargetABW	01PA01-18_DOC	01PA01-18_ABW	01PA01-18_TargetABW  ...
7	        0.00	        0.21	                7	        0.00	        0.21
15	        0.59	        0.77	                15	        0.59	        0.77
22	        1.24	        1.50	                22	        1.24	        1.50
...