A command group consisting of guidance and research forces from the two units publishes a bulletin on the crop growth forecast at 10-day intervals.

The State Hydro-meteorological Administration strengthens the grasp and analysis of the mean temperature, precipitation, sunshine rate and current agricultural climate conditions in liaison with the meteorological observatories across the country. And it provides the Academy of Agricultural Science with the basic information on the predicted agricultural weather conditions.

The Academy of Agricultural Science informs, through the forecast bulletin, of detailed agricultural technological measures according to cereal, vegetable, industrial crops, fruit and other sectors. It also presents to each issue of the bulletin excellent experiences on farming, agricultural sci-tech common knowledge, advanced farming technological data and answers to the questions conducive to the farming works in corresponding period.

The crop growth forecast, conducted on a nation-wide scale under a regular system, is helpful to the agricultural officials and workers out in the struggle to bring about a rich harvest this year.