Agrarwirtschaft.

v.15-16; v.17; v.18; v.19; v.20-21; v.22-24; v.25-27; v.28; v.29-30; v.32; v.33-35; v.36-37; v.38-39; v.40-41; v.42-43; v.44-45; v.46-48; v.49-51; v.52-53; v.54-56; v.57-59; v.60-62; v.63-65; v.66-67; v.68-70; v.71-73; v.74-76; v.77-78; v.79-80; v.81; v.82-83; v.84-86; v.87-89; v.90-92; v.93-96; v.97-98; v.99-101; v.102-104; v.105-108; v.109-111; v.112-114; v.115-116; v.117; v.118-119; v.120-123; v.124-127; no.81-84; no.85-88; no.89-92; no.93-95; no.96-97; no.98-100; no.101-104; no.105-109; no.110-112; no.113-115; no.116-117; no.118-119; no.120-122; no.123-125; no.126-128; no.129-131; no.132-135; no.136-138; no.139-141; no.142-144; no.145-147; no.148-150; no.151-153; no.154-156; no.157-159; no.160-162; no.163-165; no.166-168; no.169-171; no.172-174; no.175-177; no.178-180