: Assessing growth and development, physiology, productivity of maize in localities. Experimental layout: the experiment is carried out by 3 formulars. The formular area is 10m2. Each formular is done by 3 repeats.- CT1: Fertilizing maize with rate: 80% organic fertilizer and 20% chemical fertilizer.- CT2: Fertilizing maize with rate: 100% chemical fertilizer.- CT3: Fertilizing maize with rate: as the farmers The experiment layout Protection bandProtection band CT1 CT3 CT2 Protection band CT2 CT1 CT3 CT3 CT2 CT1 Protection band Indicators and monitoring methodsThe growth indicators: “Started” when 15% of individuals have achieved these goals; “completed” when 85% of the individuals can reach these goals.• Indicators of growth duration- Germination stage- Seedling stage - Development and flowering period- Maturity period• Growth indicators:- Physiology: leaf area, leaf area index, dry matter accumulation in each growth period.- Number of leaves / tree: Count all the leaves from the begin planting until harvest begins. Weekly periodical monitoring after planting: 7 days, 14 days, 21 days, .. - Length of leaf (cm): measure the longest leaves from start to harvest. Weekly periodical monitoring after planting: 7 days, 14 days, 21 days,... - Body length (cm): Measure from the base to the highest point of the tree, the times from planting to harvest. Weekly periodical monitoring after planting: 7 days, 14 days, 21 days,… - Crop yield: amount seed, number of seed/corncob, corncob length.
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