( ( Weed ( Control ( Row cultivation ) ) ) ( ( can ( ( give ( ( relatively easy ) ( weed control ) ) ) ( if ( ( long rows ) ( are ( used ( at ( ( a spacing ) ( which ( ( enables ( use ( of ( various ( size cultivators ) ) ) ) ) ( as ( ( the planting ) grows ) ) ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Weed) (NNP Control) (NNP Row) (NNP cultivation)) (VP (MD can) (VP (VB give) (NP (ADJP (RB relatively) (JJ easy)) (NN weed) (NN control)) (SBAR (IN if) (S (NP (JJ long) (NNS rows)) (VP (VBP are) (VP (VBN used) (PP (IN at) (NP (NP (DT a) (NN spacing)) (SBAR (WHNP (WDT which)) (S (VP (VBZ enables) (NP (NP (NN use)) (PP (IN of) (NP (JJ various) (NN size) (NNS cultivators)))) (SBAR (IN as) (S (NP (DT the) (NN planting)) (VP (VBZ grows))))))))))))))) (. .)))
Weed Control Row cultivation can give relatively easy weed control if long rows are used at a spacing which enables use of various size cultivators as the planting grows.
(ROOT (S (NP (NNS Weeds)) (VP (VBP are) (NP (NP (NNS plants)) (SBAR (WHNP (WDT that)) (S (VP (VP (VBP grow) (SBAR (WHADVP (WRB where)) (S (NP (NNS people)) (VP (VBP do) (RB n't) (VP (VB want) (NP (PRP them)) (PP (TO to))))))) (CC and) (VP (MD can) (VP (VB take) (PRT (RP up)) (NP (NP (NN space) (CC and) (NN use) (NNS resources)) (SBAR (WHNP (WDT which)) (S (VP (VBZ hinders) (NP (NP (NN growth)) (PP (IN of) (NP (ADJP (RBR more) (JJ desirable)) (NNS plants))))))))))))))) (. .)))