THE OPEN March beans:  2 lower March meal:  1.30 lower March soyoil:  6 higher March corn:    1/2 lower March wheat:  3 1/2 lower The markets opened on a weaker note, with oilshare still firmer as soyoil futures remained firmer vs. meal.  The weaker tone continued into the midday hour, as funds sold both corn and beans.  Skepticism about the Chinese "shopping list" and liquidation of length for bean bulls contributed to the weaker tone.   In trade developments, China stated that they would not increase the annual grain import quotas to accommodate higher US farm purchases.  China has annual import quotas, also known as TRQ's, from all countries set at 7.2 mmt on corn, 9.6 mmt on...