The course program
Corn. Agronomy
Available in
days
days
after you enroll
- Agronomy. Corn yields in the US. Corn Hybrids.
- Agronomy. Components of corn yield. Corn Hybrids.
- Agronomy. Density of plants. (28:02)
- Plant density. FAO. Soil moisture. Row width. (38:00)
- Аgronomy. Products and methods of tillage. (43:48)
- Agronomy. Strip-till, no-till, conventional till. Products and methods. Ascend growth regulator. (32:16)
- Agronomy. South Dakota Agriculture. Precipitation. Temperature. Maize hybrids. Date of sowing. Row spacing and planting density. Depth of sowing. Soil temperature. No-till, conventional till. (31:11)
- Agronomy. Water conservation. Stages of development of corn. Soil health. Tillage. No-till vs traditional tillage. (30:39)
- Agronomy. No-till, soil moisture, soil temperature. (33:01)
Corn. Nutrition
Available in
days
days
after you enroll
- Nutrition. Factors determining yield. Plant growth and development. Nutrient management. Nitrogen. Annual precipitation and no-till. Difficulties in sowing. (38:08)
- Nutrition. Anhydrous ammonia. Analysis of plant tissues. Remote / proximal sounding. (25:40)
- Nutrition. Selection of soil by grid and pH map. Field inhomogeneity. (28:52)
- Recommendations for the application of fertilizers for corn in Ukraine (answers to questions). Nitrogen. Differential introduction. Field inhomogeneity. (34:07)
- Nutrition. Nitrogen in season. Nitrogen in the soil during the growing season of corn. Nitrogen uptake by corn. Methods of application and sources of fertilizers in season. (75:30)
- Nutrition. Potassium. Potassium deficiency. Phosphorus at strip-till. Nitrogen. (33:34)
- Nutrition. Sulfur. Starting fertilizers for corn. Zinc. Chloride. Iron. Boron (48:23)
- Nutrition. Starting fertilizers for corn. Boron. "Stratification" of soil pH with prolonged no-till. Changing the pH of the soil when applying surface lime. Nutrient management after droughts. (50:48)
- Nutrition. Nitrogen. Anhydrous ammonia 82-0-0, advantages and disadvantages. (33:33)
- Nutrition. CAS. CAS solutions. Advantages and disadvantages of CAS. (21:34)
- Nutrition. Urea. Hydrolysis of urea and evaporation of nitrogen. Ways to reduce ammonia losses. Urease inhibitors. (37:23)
- Nutrition. Nitrogen recommendations. Nitrogen recommendations for corn after soybeans. (47:30)
- Nutrition. Phosphorus. Potassium. Approach to fertilizer. (34:15)
- Nutrition. Starting fertilizers: selection, application. Starting fertilizers in the furrow. Zinc: deficiency, fertilizers, application rates. (44:00)
- Nutrition. Manganese. Leaf analysis. Potassium. (26:49)
Corn. Disease protection
Available in
days
days
after you enroll
- Disease protection. Northern helminthosporiosis. Yield losses due to defoliation. Herbicides. Fungicides. Metaanalysis. (32:43)
- Disease protection. Fungicides. Hybrids. Disease management. (32:28)
- Disease protection. Diseases of corn, pathogens. Control measures. (33:10)
- Disease protection. Control of grain diseases. Grain damage. Fusarium wilt. Leaf diseases. Northern / southern helminthosporiosis. (29:26)
- Disease protection. Complex of leaf diseases of corn. Diplodiosis, dry rot. Cercosporosis. Anthracnose. White leaf spot. (29:10)
Corn. Weed protection.
Available in
days
days
after you enroll
- Weed protection. Integrated weed management. Resistance to herbicides. Factors influencing the speed of selection. Key management practices. (21:01)
- Weed protection. Explanation of the places of action of the main herbicides. Alternation of modes of action. Several effective places of action. (20:46)
- Weed protection. Modeling of reactions from change of herbicides. The main sites of action of herbicides. Protoporphyrinogen oxidase inhibitor. (33:08)
- Weed protection. Basic herbicides before emergence. Activation, duration of action, degradation of the herbicide. (16:24)
Corn. Pest protection.
Available in
days
days
after you enroll
- Pest protection. Three species of western corn beetle: life cycle, damage to plants. Insecticides against larvae. The effectiveness of the fight. Integrated weed management (crop rotation). (26:19)
- Pest protection. Adult CRW monitoring to predict next year's risks. Wireworms. Technology of insecticide application. (29:12)
- Pest protection. Control of wireworms. Grain beetles, damage crops, methods of control. (18:55)
- Pest protection. Caterpillar morphology. (27:46)
- Pest protection. Aphis. (12:29)
Pre-registration for the course
Registration is required for pre-registration of the course,
trial access or additional information.
Agronomy
Common tillage methods, optimal sowing rates, which hybrids are optimal in drought conditions, crop rotation in drought conditions.
Nutrition
Nitrogen nutrition (forms, norms, phases, methods of introduction), forced fertilizers, potash fertilizers, formulas of liquid fertilizers (NPK), microelements in the soil and foliar, use of urease inhibitors in nitrogen nutrition.
Pests and insecticides
Means of chemical control of diabrotic, stem butterfly, cotton bollworm, sand midge, broad-breasted midge, larvae of the bread weevil, aphid.
Diseases and fungicides
Phases, rates of application of fungicides, fusarium wilt, blister blight, helminthosporiosis.
Weeds and herbicides
Application of soil herbicides, no-till herbicides, Syrian cottonwood, field horsetail, swamp bitter gourd, rough bitter gourd, field birch.