Nas Cron job issue

From nasadmin@NSG2.bseltd.domain  Thu Feb  6 10:53:01 2014
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Date: Thu, 6 Feb 2014 10:53:01 +0530
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From: root@NSG2.xxx.xxx (Cron Daemon)
To: nasadmin@NSG2.bseltd.domain
Subject: Cron <nasadmin@NSG2> /temp/cron_start.sh
X-Cron-Env:
X-Cron-Env:
X-Cron-Env:
X-Cron-Env:
X-Cron-Env:

/temp/cron_start.sh: line 1: nas_replicate: command not found

is the error log

Feb  6 10:53:01 NSG2 crond[12377]: (nasadmin) CMD (/temp/cron_start.sh)

cron log

[root@NSG2 nasadmin]# cat /temp/cron_start.sh

nas_replicate -start repl_DATAWAREHOUSE&&nas_replicate -start repl_BOSSI

[nasadmin@NSG2 ~]$ crontab -l
0  18 * * * nas_replicate -start repl_BOLTops
7  09 * * *  nas_replicate -stop repl_BOLTops -mode both
53 10 * * * /temp/cron_start.sh

crontab -l out put

Can ANy Body Help me to resolve this

Advance Thanks