Published: 31 Aug 2010 01:04:39 PST
* Soy crop grows better so far due to sufficient rains
* Corn sales at weekly state sales down vs last week (Adds more comments, state corn sales)
BEIJING, Aug 31 - The China Meteorological Administration forecasts early frost in the next 10 days in the northern parts of Heilongjiang province, the country's top soy area and also a major corn growing area.
Grain markets have been concerned over the weather in the northeastern areas, which produce about 40 percent of the country's corn.
"Cold air movement would be frequent and strong in September," Chen Zhenlin, the administration's spokesman told a news conference on Tuesday.
"North provinces should be attentive and preventive to the cold air movement and its damage on production as well as from early frost," Chen told reporters....MORE