Straw mulching boosts maize yield and soil moisture for better farming.
Straw mulching helps save water and improve maize yield in Heilongjiang Province. Soil moisture is higher with straw mulching compared to no cover. 10 t/hm2 of straw mulching is best for soil moisture and crop growth. Maize yield and water use efficiency are highest with 10 t/hm2 of straw mulching. Straw mulching is a good technique for farming in the Songnen Plain region.